1221400180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{19}}^2$

素因数の和:104

約数の個数: 288

約数和(自身を含む): 3656136960

約数和(自身を除く): 2434736780

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 19, 20, 22, 26, 28, 35, 38, 44, 52, 55, 65, 70, 76, 77, 91, 95, 110, 130, 133, 140, 143, 154, 169, 182, 190, 209, 220, 247, 260, 266, 286, 308, 338, 361, 364, 380, 385, 418, 455, 494, 532, 572, 665, 676, 715, 722, 770, 836, 845, 910, 988, 1001, 1045, 1183, 1235, 1330, 1430, 1444, 1463, 1540, 1690, 1729, 1805, 1820, 1859, 2002, 2090, 2197, 2366, 2470, 2527, 2660, 2717, 2860, 2926, 3211, 3380, 3458, 3610, 3718, 3971, 4004, 4180, 4394, 4693, 4732, 4940, 5005, 5054, 5434, 5852, 5915, 6422, 6916, 7220, 7315, 7436, 7942, 8645, 8788, 9295, 9386, 10010, 10108, 10868, 10985, 11830, 12635, 12844, 13013, 13585, 14630, 15379, 15884, 16055, 17290, 18590, 18772, 19019, 19855, 20020, 21970, 22477, 23465, 23660, 24167, 25270, 26026, 27170, 27797, 29260, 30758, 32110, 32851, 34580, 35321, 37180, 38038, 39710, 41743, 43940, 44954, 46930, 48334, 50540, 51623, 52052, 54340, 55594, 61009, 61516, 64220, 65065, 65702, 70642, 76076, 76895, 79420, 83486, 89908, 93860, 95095, 96668, 103246, 111188, 112385, 120835, 122018, 130130, 131404, 138985, 141284, 153790, 164255, 166972, 169169, 176605, 190190, 206492, 208715, 224770, 241670, 244036, 247247, 258115, 260260, 277970, 292201, 305045, 307580, 328510, 338338, 353210, 361361, 380380, 417430, 427063, 449540, 459173, 483340, 494494, 516230, 555940, 584402, 610090, 657020, 671099, 676676, 706420, 722722, 793117, 834860, 845845, 854126, 918346, 988988, 1032460, 1168804, 1220180, 1236235, 1342198, 1445444, 1461005, 1586234, 1691690, 1708252, 1806805, 1836692, 2135315, 2295865, 2472470, 2684396, 2922010, 3172468, 3214211, 3355495, 3383380, 3613610, 3965585, 4270630, 4591730, 4697693, 4944940, 5551819, 5844020, 6428422, 6710990, 7227220, 7931170, 8541260, 8724287, 9183460, 9395386, 11103638, 12856844, 13421980, 15862340, 16071055, 17448574, 18790772, 22207276, 23488465, 27759095, 32142110, 34897148, 43621435, 46976930, 55518190, 61070009, 64284220, 87242870, 93953860, 111036380, 122140018, 174485740, 244280036, 305350045, 610700090, 1221400180]

約数ペア:

[(1, 1221400180), (2, 610700090), (4, 305350045), (5, 244280036), (7, 174485740), (10, 122140018), (11, 111036380), (13, 93953860), (14, 87242870), (19, 64284220), (20, 61070009), (22, 55518190), (26, 46976930), (28, 43621435), (35, 34897148), (38, 32142110), (44, 27759095), (52, 23488465), (55, 22207276), (65, 18790772), (70, 17448574), (76, 16071055), (77, 15862340), (91, 13421980), (95, 12856844), (110, 11103638), (130, 9395386), (133, 9183460), (140, 8724287), (143, 8541260), (154, 7931170), (169, 7227220), (182, 6710990), (190, 6428422), (209, 5844020), (220, 5551819), (247, 4944940), (260, 4697693), (266, 4591730), (286, 4270630), (308, 3965585), (338, 3613610), (361, 3383380), (364, 3355495), (380, 3214211), (385, 3172468), (418, 2922010), (455, 2684396), (494, 2472470), (532, 2295865), (572, 2135315), (665, 1836692), (676, 1806805), (715, 1708252), (722, 1691690), (770, 1586234), (836, 1461005), (845, 1445444), (910, 1342198), (988, 1236235), (1001, 1220180), (1045, 1168804), (1183, 1032460), (1235, 988988), (1330, 918346), (1430, 854126), (1444, 845845), (1463, 834860), (1540, 793117), (1690, 722722), (1729, 706420), (1805, 676676), (1820, 671099), (1859, 657020), (2002, 610090), (2090, 584402), (2197, 555940), (2366, 516230), (2470, 494494), (2527, 483340), (2660, 459173), (2717, 449540), (2860, 427063), (2926, 417430), (3211, 380380), (3380, 361361), (3458, 353210), (3610, 338338), (3718, 328510), (3971, 307580), (4004, 305045), (4180, 292201), (4394, 277970), (4693, 260260), (4732, 258115), (4940, 247247), (5005, 244036), (5054, 241670), (5434, 224770), (5852, 208715), (5915, 206492), (6422, 190190), (6916, 176605), (7220, 169169), (7315, 166972), (7436, 164255), (7942, 153790), (8645, 141284), (8788, 138985), (9295, 131404), (9386, 130130), (10010, 122018), (10108, 120835), (10868, 112385), (10985, 111188), (11830, 103246), (12635, 96668), (12844, 95095), (13013, 93860), (13585, 89908), (14630, 83486), (15379, 79420), (15884, 76895), (16055, 76076), (17290, 70642), (18590, 65702), (18772, 65065), (19019, 64220), (19855, 61516), (20020, 61009), (21970, 55594), (22477, 54340), (23465, 52052), (23660, 51623), (24167, 50540), (25270, 48334), (26026, 46930), (27170, 44954), (27797, 43940), (29260, 41743), (30758, 39710), (32110, 38038), (32851, 37180), (34580, 35321)]