64284220

素因数分解:

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

素因数の和:85

約数の個数: 192

約数和(自身を含む): 191923200

約数和(自身を除く): 127638980

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, 364, 380, 385, 418, 455, 494, 532, 572, 665, 676, 715, 770, 836, 845, 910, 988, 1001, 1045, 1183, 1235, 1330, 1430, 1463, 1540, 1690, 1729, 1820, 1859, 2002, 2090, 2197, 2366, 2470, 2660, 2717, 2860, 2926, 3211, 3380, 3458, 3718, 4004, 4180, 4394, 4732, 4940, 5005, 5434, 5852, 5915, 6422, 6916, 7315, 7436, 8645, 8788, 9295, 10010, 10868, 10985, 11830, 12844, 13013, 13585, 14630, 15379, 16055, 17290, 18590, 19019, 20020, 21970, 22477, 23660, 24167, 26026, 27170, 29260, 30758, 32110, 34580, 35321, 37180, 38038, 41743, 43940, 44954, 48334, 52052, 54340, 61516, 64220, 65065, 70642, 76076, 76895, 83486, 89908, 95095, 96668, 112385, 120835, 130130, 141284, 153790, 166972, 169169, 176605, 190190, 208715, 224770, 241670, 247247, 260260, 292201, 307580, 338338, 353210, 380380, 417430, 449540, 459173, 483340, 494494, 584402, 676676, 706420, 834860, 845845, 918346, 988988, 1168804, 1236235, 1461005, 1691690, 1836692, 2295865, 2472470, 2922010, 3214211, 3383380, 4591730, 4944940, 5844020, 6428422, 9183460, 12856844, 16071055, 32142110, 64284220]

約数ペア:

[(1, 64284220), (2, 32142110), (4, 16071055), (5, 12856844), (7, 9183460), (10, 6428422), (11, 5844020), (13, 4944940), (14, 4591730), (19, 3383380), (20, 3214211), (22, 2922010), (26, 2472470), (28, 2295865), (35, 1836692), (38, 1691690), (44, 1461005), (52, 1236235), (55, 1168804), (65, 988988), (70, 918346), (76, 845845), (77, 834860), (91, 706420), (95, 676676), (110, 584402), (130, 494494), (133, 483340), (140, 459173), (143, 449540), (154, 417430), (169, 380380), (182, 353210), (190, 338338), (209, 307580), (220, 292201), (247, 260260), (260, 247247), (266, 241670), (286, 224770), (308, 208715), (338, 190190), (364, 176605), (380, 169169), (385, 166972), (418, 153790), (455, 141284), (494, 130130), (532, 120835), (572, 112385), (665, 96668), (676, 95095), (715, 89908), (770, 83486), (836, 76895), (845, 76076), (910, 70642), (988, 65065), (1001, 64220), (1045, 61516), (1183, 54340), (1235, 52052), (1330, 48334), (1430, 44954), (1463, 43940), (1540, 41743), (1690, 38038), (1729, 37180), (1820, 35321), (1859, 34580), (2002, 32110), (2090, 30758), (2197, 29260), (2366, 27170), (2470, 26026), (2660, 24167), (2717, 23660), (2860, 22477), (2926, 21970), (3211, 20020), (3380, 19019), (3458, 18590), (3718, 17290), (4004, 16055), (4180, 15379), (4394, 14630), (4732, 13585), (4940, 13013), (5005, 12844), (5434, 11830), (5852, 10985), (5915, 10868), (6422, 10010), (6916, 9295), (7315, 8788), (7436, 8645)]