28281240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6043}}^1$

素因数の和:6073

約数の個数: 96

約数和(自身を含む): 99000720

約数和(自身を除く): 70719480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4680, 6043, 12086, 18129, 24172, 30215, 36258, 48344, 54387, 60430, 72516, 78559, 90645, 108774, 120860, 145032, 157118, 181290, 217548, 235677, 241720, 271935, 314236, 362580, 392795, 435096, 471354, 543870, 628472, 707031, 725160, 785590, 942708, 1087740, 1178385, 1414062, 1571180, 1885416, 2175480, 2356770, 2828124, 3142360, 3535155, 4713540, 5656248, 7070310, 9427080, 14140620, 28281240]

約数ペア:

[(1, 28281240), (2, 14140620), (3, 9427080), (4, 7070310), (5, 5656248), (6, 4713540), (8, 3535155), (9, 3142360), (10, 2828124), (12, 2356770), (13, 2175480), (15, 1885416), (18, 1571180), (20, 1414062), (24, 1178385), (26, 1087740), (30, 942708), (36, 785590), (39, 725160), (40, 707031), (45, 628472), (52, 543870), (60, 471354), (65, 435096), (72, 392795), (78, 362580), (90, 314236), (104, 271935), (117, 241720), (120, 235677), (130, 217548), (156, 181290), (180, 157118), (195, 145032), (234, 120860), (260, 108774), (312, 90645), (360, 78559), (390, 72516), (468, 60430), (520, 54387), (585, 48344), (780, 36258), (936, 30215), (1170, 24172), (1560, 18129), (2340, 12086), (4680, 6043)]