64470420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2693}}^1$

素因数の和:2734

約数の個数: 144

約数和(自身を含む): 235347840

約数和(自身を除く): 170877420

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, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 2693, 3420, 3990, 4788, 5386, 5985, 7980, 8079, 10772, 11970, 13465, 16158, 18851, 23940, 24237, 26930, 32316, 37702, 40395, 48474, 51167, 53860, 56553, 75404, 80790, 94255, 96948, 102334, 113106, 121185, 153501, 161580, 169659, 188510, 204668, 226212, 242370, 255835, 282765, 307002, 339318, 358169, 377020, 460503, 484740, 511670, 565530, 614004, 678636, 716338, 767505, 848295, 921006, 1023340, 1074507, 1131060, 1432676, 1535010, 1696590, 1790845, 1842012, 2149014, 2302515, 3070020, 3223521, 3393180, 3581690, 4298028, 4605030, 5372535, 6447042, 7163380, 9210060, 10745070, 12894084, 16117605, 21490140, 32235210, 64470420]

約数ペア:

[(1, 64470420), (2, 32235210), (3, 21490140), (4, 16117605), (5, 12894084), (6, 10745070), (7, 9210060), (9, 7163380), (10, 6447042), (12, 5372535), (14, 4605030), (15, 4298028), (18, 3581690), (19, 3393180), (20, 3223521), (21, 3070020), (28, 2302515), (30, 2149014), (35, 1842012), (36, 1790845), (38, 1696590), (42, 1535010), (45, 1432676), (57, 1131060), (60, 1074507), (63, 1023340), (70, 921006), (76, 848295), (84, 767505), (90, 716338), (95, 678636), (105, 614004), (114, 565530), (126, 511670), (133, 484740), (140, 460503), (171, 377020), (180, 358169), (190, 339318), (210, 307002), (228, 282765), (252, 255835), (266, 242370), (285, 226212), (315, 204668), (342, 188510), (380, 169659), (399, 161580), (420, 153501), (532, 121185), (570, 113106), (630, 102334), (665, 96948), (684, 94255), (798, 80790), (855, 75404), (1140, 56553), (1197, 53860), (1260, 51167), (1330, 48474), (1596, 40395), (1710, 37702), (1995, 32316), (2394, 26930), (2660, 24237), (2693, 23940), (3420, 18851), (3990, 16158), (4788, 13465), (5386, 11970), (5985, 10772), (7980, 8079)]