28185930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:396

約数の個数: 96

約数和(自身を含む): 78848640

約数和(自身を除く): 50662710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 53, 57, 90, 95, 106, 114, 159, 171, 190, 265, 285, 311, 318, 342, 477, 530, 570, 622, 795, 855, 933, 954, 1007, 1555, 1590, 1710, 1866, 2014, 2385, 2799, 3021, 3110, 4665, 4770, 5035, 5598, 5909, 6042, 9063, 9330, 10070, 11818, 13995, 15105, 16483, 17727, 18126, 27990, 29545, 30210, 32966, 35454, 45315, 49449, 53181, 59090, 82415, 88635, 90630, 98898, 106362, 148347, 164830, 177270, 247245, 265905, 296694, 313177, 494490, 531810, 626354, 741735, 939531, 1483470, 1565885, 1879062, 2818593, 3131770, 4697655, 5637186, 9395310, 14092965, 28185930]

約数ペア:

[(1, 28185930), (2, 14092965), (3, 9395310), (5, 5637186), (6, 4697655), (9, 3131770), (10, 2818593), (15, 1879062), (18, 1565885), (19, 1483470), (30, 939531), (38, 741735), (45, 626354), (53, 531810), (57, 494490), (90, 313177), (95, 296694), (106, 265905), (114, 247245), (159, 177270), (171, 164830), (190, 148347), (265, 106362), (285, 98898), (311, 90630), (318, 88635), (342, 82415), (477, 59090), (530, 53181), (570, 49449), (622, 45315), (795, 35454), (855, 32966), (933, 30210), (954, 29545), (1007, 27990), (1555, 18126), (1590, 17727), (1710, 16483), (1866, 15105), (2014, 13995), (2385, 11818), (2799, 10070), (3021, 9330), (3110, 9063), (4665, 6042), (4770, 5909), (5035, 5598)]