77142660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1381}}^1$

素因数の和:1426

約数の個数: 144

約数和(自身を含む): 264680640

約数和(自身を除く): 187537980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 380, 399, 420, 490, 532, 570, 588, 665, 735, 798, 931, 980, 1140, 1330, 1381, 1470, 1596, 1862, 1995, 2660, 2762, 2793, 2940, 3724, 3990, 4143, 4655, 5524, 5586, 6905, 7980, 8286, 9310, 9667, 11172, 13810, 13965, 16572, 18620, 19334, 20715, 26239, 27620, 27930, 29001, 38668, 41430, 48335, 52478, 55860, 58002, 67669, 78717, 82860, 96670, 104956, 116004, 131195, 135338, 145005, 157434, 183673, 193340, 203007, 262390, 270676, 290010, 314868, 338345, 367346, 393585, 406014, 524780, 551019, 580020, 676690, 734692, 787170, 812028, 918365, 1015035, 1102038, 1285711, 1353380, 1574340, 1836730, 2030070, 2204076, 2571422, 2755095, 3673460, 3857133, 4060140, 5142844, 5510190, 6428555, 7714266, 11020380, 12857110, 15428532, 19285665, 25714220, 38571330, 77142660]

約数ペア:

[(1, 77142660), (2, 38571330), (3, 25714220), (4, 19285665), (5, 15428532), (6, 12857110), (7, 11020380), (10, 7714266), (12, 6428555), (14, 5510190), (15, 5142844), (19, 4060140), (20, 3857133), (21, 3673460), (28, 2755095), (30, 2571422), (35, 2204076), (38, 2030070), (42, 1836730), (49, 1574340), (57, 1353380), (60, 1285711), (70, 1102038), (76, 1015035), (84, 918365), (95, 812028), (98, 787170), (105, 734692), (114, 676690), (133, 580020), (140, 551019), (147, 524780), (190, 406014), (196, 393585), (210, 367346), (228, 338345), (245, 314868), (266, 290010), (285, 270676), (294, 262390), (380, 203007), (399, 193340), (420, 183673), (490, 157434), (532, 145005), (570, 135338), (588, 131195), (665, 116004), (735, 104956), (798, 96670), (931, 82860), (980, 78717), (1140, 67669), (1330, 58002), (1381, 55860), (1470, 52478), (1596, 48335), (1862, 41430), (1995, 38668), (2660, 29001), (2762, 27930), (2793, 27620), (2940, 26239), (3724, 20715), (3990, 19334), (4143, 18620), (4655, 16572), (5524, 13965), (5586, 13810), (6905, 11172), (7980, 9667), (8286, 9310)]