28036470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1$

素因数の和:310

約数の個数: 128

約数和(自身を含む): 85847040

約数和(自身を除く): 57810570

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 53, 55, 66, 70, 77, 105, 106, 110, 154, 159, 165, 210, 229, 231, 265, 318, 330, 371, 385, 458, 462, 530, 583, 687, 742, 770, 795, 1113, 1145, 1155, 1166, 1374, 1590, 1603, 1749, 1855, 2226, 2290, 2310, 2519, 2915, 3206, 3435, 3498, 3710, 4081, 4809, 5038, 5565, 5830, 6870, 7557, 8015, 8162, 8745, 9618, 11130, 12137, 12243, 12595, 15114, 16030, 17490, 17633, 20405, 24045, 24274, 24486, 25190, 35266, 36411, 37785, 40810, 48090, 52899, 60685, 61215, 72822, 75570, 84959, 88165, 105798, 121370, 122430, 133507, 169918, 176330, 182055, 254877, 264495, 267014, 364110, 400521, 424795, 509754, 528990, 667535, 801042, 849590, 934549, 1274385, 1335070, 1869098, 2002605, 2548770, 2803647, 4005210, 4672745, 5607294, 9345490, 14018235, 28036470]

約数ペア:

[(1, 28036470), (2, 14018235), (3, 9345490), (5, 5607294), (6, 4672745), (7, 4005210), (10, 2803647), (11, 2548770), (14, 2002605), (15, 1869098), (21, 1335070), (22, 1274385), (30, 934549), (33, 849590), (35, 801042), (42, 667535), (53, 528990), (55, 509754), (66, 424795), (70, 400521), (77, 364110), (105, 267014), (106, 264495), (110, 254877), (154, 182055), (159, 176330), (165, 169918), (210, 133507), (229, 122430), (231, 121370), (265, 105798), (318, 88165), (330, 84959), (371, 75570), (385, 72822), (458, 61215), (462, 60685), (530, 52899), (583, 48090), (687, 40810), (742, 37785), (770, 36411), (795, 35266), (1113, 25190), (1145, 24486), (1155, 24274), (1166, 24045), (1374, 20405), (1590, 17633), (1603, 17490), (1749, 16030), (1855, 15114), (2226, 12595), (2290, 12243), (2310, 12137), (2519, 11130), (2915, 9618), (3206, 8745), (3435, 8162), (3498, 8015), (3710, 7557), (4081, 6870), (4809, 5830), (5038, 5565)]