201957420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{941}}^1$

素因数の和:1040

約数の個数: 144

約数和(自身を含む): 667523808

約数和(自身を除く): 465566388

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 73, 84, 98, 105, 140, 146, 147, 196, 210, 219, 245, 292, 294, 365, 420, 438, 490, 511, 588, 730, 735, 876, 941, 980, 1022, 1095, 1460, 1470, 1533, 1882, 2044, 2190, 2555, 2823, 2940, 3066, 3577, 3764, 4380, 4705, 5110, 5646, 6132, 6587, 7154, 7665, 9410, 10220, 10731, 11292, 13174, 14115, 14308, 15330, 17885, 18820, 19761, 21462, 26348, 28230, 30660, 32935, 35770, 39522, 42924, 46109, 53655, 56460, 65870, 68693, 71540, 79044, 92218, 98805, 107310, 131740, 137386, 138327, 184436, 197610, 206079, 214620, 230545, 274772, 276654, 343465, 395220, 412158, 461090, 480851, 553308, 686930, 691635, 824316, 922180, 961702, 1030395, 1373860, 1383270, 1442553, 1923404, 2060790, 2404255, 2766540, 2885106, 3365957, 4121580, 4808510, 5770212, 6731914, 7212765, 9617020, 10097871, 13463828, 14425530, 16829785, 20195742, 28851060, 33659570, 40391484, 50489355, 67319140, 100978710, 201957420]

約数ペア:

[(1, 201957420), (2, 100978710), (3, 67319140), (4, 50489355), (5, 40391484), (6, 33659570), (7, 28851060), (10, 20195742), (12, 16829785), (14, 14425530), (15, 13463828), (20, 10097871), (21, 9617020), (28, 7212765), (30, 6731914), (35, 5770212), (42, 4808510), (49, 4121580), (60, 3365957), (70, 2885106), (73, 2766540), (84, 2404255), (98, 2060790), (105, 1923404), (140, 1442553), (146, 1383270), (147, 1373860), (196, 1030395), (210, 961702), (219, 922180), (245, 824316), (292, 691635), (294, 686930), (365, 553308), (420, 480851), (438, 461090), (490, 412158), (511, 395220), (588, 343465), (730, 276654), (735, 274772), (876, 230545), (941, 214620), (980, 206079), (1022, 197610), (1095, 184436), (1460, 138327), (1470, 137386), (1533, 131740), (1882, 107310), (2044, 98805), (2190, 92218), (2555, 79044), (2823, 71540), (2940, 68693), (3066, 65870), (3577, 56460), (3764, 53655), (4380, 46109), (4705, 42924), (5110, 39522), (5646, 35770), (6132, 32935), (6587, 30660), (7154, 28230), (7665, 26348), (9410, 21462), (10220, 19761), (10731, 18820), (11292, 17885), (13174, 15330), (14115, 14308)]