77589540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{463}}^1$

素因数の和:511

約数の個数: 216

約数和(自身を含む): 288812160

約数和(自身を除く): 211222620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 49, 57, 60, 63, 70, 76, 84, 90, 95, 98, 105, 114, 126, 133, 140, 147, 171, 180, 190, 196, 210, 228, 245, 252, 266, 285, 294, 315, 342, 380, 399, 420, 441, 463, 490, 532, 570, 588, 630, 665, 684, 735, 798, 855, 882, 926, 931, 980, 1140, 1197, 1260, 1330, 1389, 1470, 1596, 1710, 1764, 1852, 1862, 1995, 2205, 2315, 2394, 2660, 2778, 2793, 2940, 3241, 3420, 3724, 3990, 4167, 4410, 4630, 4655, 4788, 5556, 5586, 5985, 6482, 6945, 7980, 8334, 8379, 8797, 8820, 9260, 9310, 9723, 11172, 11970, 12964, 13890, 13965, 16205, 16668, 16758, 17594, 18620, 19446, 20835, 22687, 23940, 26391, 27780, 27930, 29169, 32410, 33516, 35188, 38892, 41670, 41895, 43985, 45374, 48615, 52782, 55860, 58338, 61579, 64820, 68061, 79173, 83340, 83790, 87970, 90748, 97230, 105564, 113435, 116676, 123158, 131955, 136122, 145845, 158346, 167580, 175940, 184737, 194460, 204183, 226870, 246316, 263910, 272244, 291690, 307895, 316692, 340305, 369474, 395865, 408366, 431053, 453740, 527820, 554211, 583380, 615790, 680610, 738948, 791730, 816732, 862106, 923685, 1020915, 1108422, 1231580, 1293159, 1361220, 1583460, 1724212, 1847370, 2041830, 2155265, 2216844, 2586318, 2771055, 3694740, 3879477, 4083660, 4310530, 5172636, 5542110, 6465795, 7758954, 8621060, 11084220, 12931590, 15517908, 19397385, 25863180, 38794770, 77589540]

約数ペア:

[(1, 77589540), (2, 38794770), (3, 25863180), (4, 19397385), (5, 15517908), (6, 12931590), (7, 11084220), (9, 8621060), (10, 7758954), (12, 6465795), (14, 5542110), (15, 5172636), (18, 4310530), (19, 4083660), (20, 3879477), (21, 3694740), (28, 2771055), (30, 2586318), (35, 2216844), (36, 2155265), (38, 2041830), (42, 1847370), (45, 1724212), (49, 1583460), (57, 1361220), (60, 1293159), (63, 1231580), (70, 1108422), (76, 1020915), (84, 923685), (90, 862106), (95, 816732), (98, 791730), (105, 738948), (114, 680610), (126, 615790), (133, 583380), (140, 554211), (147, 527820), (171, 453740), (180, 431053), (190, 408366), (196, 395865), (210, 369474), (228, 340305), (245, 316692), (252, 307895), (266, 291690), (285, 272244), (294, 263910), (315, 246316), (342, 226870), (380, 204183), (399, 194460), (420, 184737), (441, 175940), (463, 167580), (490, 158346), (532, 145845), (570, 136122), (588, 131955), (630, 123158), (665, 116676), (684, 113435), (735, 105564), (798, 97230), (855, 90748), (882, 87970), (926, 83790), (931, 83340), (980, 79173), (1140, 68061), (1197, 64820), (1260, 61579), (1330, 58338), (1389, 55860), (1470, 52782), (1596, 48615), (1710, 45374), (1764, 43985), (1852, 41895), (1862, 41670), (1995, 38892), (2205, 35188), (2315, 33516), (2394, 32410), (2660, 29169), (2778, 27930), (2793, 27780), (2940, 26391), (3241, 23940), (3420, 22687), (3724, 20835), (3990, 19446), (4167, 18620), (4410, 17594), (4630, 16758), (4655, 16668), (4788, 16205), (5556, 13965), (5586, 13890), (5985, 12964), (6482, 11970), (6945, 11172), (7980, 9723), (8334, 9310), (8379, 9260), (8797, 8820)]