164954580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2953}}^1$

素因数の和:2998

約数の個数: 144

約数和(自身を含む): 565750080

約数和(自身を除く): 400795500

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, 1470, 1596, 1862, 1995, 2660, 2793, 2940, 2953, 3724, 3990, 4655, 5586, 5906, 7980, 8859, 9310, 11172, 11812, 13965, 14765, 17718, 18620, 20671, 27930, 29530, 35436, 41342, 44295, 55860, 56107, 59060, 62013, 82684, 88590, 103355, 112214, 124026, 144697, 168321, 177180, 206710, 224428, 248052, 280535, 289394, 310065, 336642, 392749, 413420, 434091, 561070, 578788, 620130, 673284, 723485, 785498, 841605, 868182, 1122140, 1178247, 1240260, 1446970, 1570996, 1683210, 1736364, 1963745, 2170455, 2356494, 2749243, 2893940, 3366420, 3927490, 4340910, 4712988, 5498486, 5891235, 7854980, 8247729, 8681820, 10996972, 11782470, 13746215, 16495458, 23564940, 27492430, 32990916, 41238645, 54984860, 82477290, 164954580]

約数ペア:

[(1, 164954580), (2, 82477290), (3, 54984860), (4, 41238645), (5, 32990916), (6, 27492430), (7, 23564940), (10, 16495458), (12, 13746215), (14, 11782470), (15, 10996972), (19, 8681820), (20, 8247729), (21, 7854980), (28, 5891235), (30, 5498486), (35, 4712988), (38, 4340910), (42, 3927490), (49, 3366420), (57, 2893940), (60, 2749243), (70, 2356494), (76, 2170455), (84, 1963745), (95, 1736364), (98, 1683210), (105, 1570996), (114, 1446970), (133, 1240260), (140, 1178247), (147, 1122140), (190, 868182), (196, 841605), (210, 785498), (228, 723485), (245, 673284), (266, 620130), (285, 578788), (294, 561070), (380, 434091), (399, 413420), (420, 392749), (490, 336642), (532, 310065), (570, 289394), (588, 280535), (665, 248052), (735, 224428), (798, 206710), (931, 177180), (980, 168321), (1140, 144697), (1330, 124026), (1470, 112214), (1596, 103355), (1862, 88590), (1995, 82684), (2660, 62013), (2793, 59060), (2940, 56107), (2953, 55860), (3724, 44295), (3990, 41342), (4655, 35436), (5586, 29530), (5906, 27930), (7980, 20671), (8859, 18620), (9310, 17718), (11172, 14765), (11812, 13965)]