397125180

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1993}}^1$

素因数の和:2058

約数の個数: 144

約数和(自身を含む): 1280339424

約数和(自身を除く): 883214244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 41, 45, 54, 60, 81, 82, 90, 108, 123, 135, 162, 164, 180, 205, 243, 246, 270, 324, 369, 405, 410, 486, 492, 540, 615, 738, 810, 820, 972, 1107, 1215, 1230, 1476, 1620, 1845, 1993, 2214, 2430, 2460, 3321, 3690, 3986, 4428, 4860, 5535, 5979, 6642, 7380, 7972, 9963, 9965, 11070, 11958, 13284, 16605, 17937, 19926, 19930, 22140, 23916, 29895, 33210, 35874, 39852, 39860, 49815, 53811, 59790, 66420, 71748, 81713, 89685, 99630, 107622, 119580, 161433, 163426, 179370, 199260, 215244, 245139, 269055, 322866, 326852, 358740, 408565, 484299, 490278, 538110, 645732, 735417, 807165, 817130, 968598, 980556, 1076220, 1225695, 1470834, 1614330, 1634260, 1937196, 2206251, 2421495, 2451390, 2941668, 3228660, 3677085, 4412502, 4842990, 4902780, 6618753, 7354170, 8825004, 9685980, 11031255, 13237506, 14708340, 19856259, 22062510, 26475012, 33093765, 39712518, 44125020, 66187530, 79425036, 99281295, 132375060, 198562590, 397125180]

約数ペア:

[(1, 397125180), (2, 198562590), (3, 132375060), (4, 99281295), (5, 79425036), (6, 66187530), (9, 44125020), (10, 39712518), (12, 33093765), (15, 26475012), (18, 22062510), (20, 19856259), (27, 14708340), (30, 13237506), (36, 11031255), (41, 9685980), (45, 8825004), (54, 7354170), (60, 6618753), (81, 4902780), (82, 4842990), (90, 4412502), (108, 3677085), (123, 3228660), (135, 2941668), (162, 2451390), (164, 2421495), (180, 2206251), (205, 1937196), (243, 1634260), (246, 1614330), (270, 1470834), (324, 1225695), (369, 1076220), (405, 980556), (410, 968598), (486, 817130), (492, 807165), (540, 735417), (615, 645732), (738, 538110), (810, 490278), (820, 484299), (972, 408565), (1107, 358740), (1215, 326852), (1230, 322866), (1476, 269055), (1620, 245139), (1845, 215244), (1993, 199260), (2214, 179370), (2430, 163426), (2460, 161433), (3321, 119580), (3690, 107622), (3986, 99630), (4428, 89685), (4860, 81713), (5535, 71748), (5979, 66420), (6642, 59790), (7380, 53811), (7972, 49815), (9963, 39860), (9965, 39852), (11070, 35874), (11958, 33210), (13284, 29895), (16605, 23916), (17937, 22140), (19926, 19930)]