21974160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7043}}^1$

素因数の和:7072

約数の個数: 80

約数和(自身を含む): 73370304

約数和(自身を除く): 51396144

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 7043, 14086, 21129, 28172, 35215, 42258, 56344, 70430, 84516, 91559, 105645, 112688, 140860, 169032, 183118, 211290, 274677, 281720, 338064, 366236, 422580, 457795, 549354, 563440, 732472, 845160, 915590, 1098708, 1373385, 1464944, 1690320, 1831180, 2197416, 2746770, 3662360, 4394832, 5493540, 7324720, 10987080, 21974160]

約数ペア:

[(1, 21974160), (2, 10987080), (3, 7324720), (4, 5493540), (5, 4394832), (6, 3662360), (8, 2746770), (10, 2197416), (12, 1831180), (13, 1690320), (15, 1464944), (16, 1373385), (20, 1098708), (24, 915590), (26, 845160), (30, 732472), (39, 563440), (40, 549354), (48, 457795), (52, 422580), (60, 366236), (65, 338064), (78, 281720), (80, 274677), (104, 211290), (120, 183118), (130, 169032), (156, 140860), (195, 112688), (208, 105645), (240, 91559), (260, 84516), (312, 70430), (390, 56344), (520, 42258), (624, 35215), (780, 28172), (1040, 21129), (1560, 14086), (3120, 7043)]