20796795630

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{137791}}^1$

素因数の和:137863

約数の個数: 128

約数和(自身を含む): 61113507840

約数和(自身を除く): 40316712210

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 43, 45, 54, 65, 78, 86, 90, 117, 129, 130, 135, 195, 215, 234, 258, 270, 351, 387, 390, 430, 559, 585, 645, 702, 774, 1118, 1161, 1170, 1290, 1677, 1755, 1935, 2322, 2795, 3354, 3510, 3870, 5031, 5590, 5805, 8385, 10062, 11610, 15093, 16770, 25155, 30186, 50310, 75465, 137791, 150930, 275582, 413373, 688955, 826746, 1240119, 1377910, 1791283, 2066865, 2480238, 3582566, 3720357, 4133730, 5373849, 5925013, 6200595, 7440714, 8956415, 10747698, 11850026, 12401190, 16121547, 17775039, 17912830, 18601785, 26869245, 29625065, 32243094, 35550078, 37203570, 48364641, 53325117, 53738490, 59250130, 77025169, 80607735, 88875195, 96729282, 106650234, 154050338, 159975351, 161215470, 177750390, 231075507, 241823205, 266625585, 319950702, 385125845, 462151014, 483646410, 533251170, 693226521, 770251690, 799876755, 1155377535, 1386453042, 1599753510, 2079679563, 2310755070, 3466132605, 4159359126, 6932265210, 10398397815, 20796795630]

約数ペア:

[(1, 20796795630), (2, 10398397815), (3, 6932265210), (5, 4159359126), (6, 3466132605), (9, 2310755070), (10, 2079679563), (13, 1599753510), (15, 1386453042), (18, 1155377535), (26, 799876755), (27, 770251690), (30, 693226521), (39, 533251170), (43, 483646410), (45, 462151014), (54, 385125845), (65, 319950702), (78, 266625585), (86, 241823205), (90, 231075507), (117, 177750390), (129, 161215470), (130, 159975351), (135, 154050338), (195, 106650234), (215, 96729282), (234, 88875195), (258, 80607735), (270, 77025169), (351, 59250130), (387, 53738490), (390, 53325117), (430, 48364641), (559, 37203570), (585, 35550078), (645, 32243094), (702, 29625065), (774, 26869245), (1118, 18601785), (1161, 17912830), (1170, 17775039), (1290, 16121547), (1677, 12401190), (1755, 11850026), (1935, 10747698), (2322, 8956415), (2795, 7440714), (3354, 6200595), (3510, 5925013), (3870, 5373849), (5031, 4133730), (5590, 3720357), (5805, 3582566), (8385, 2480238), (10062, 2066865), (11610, 1791283), (15093, 1377910), (16770, 1240119), (25155, 826746), (30186, 688955), (50310, 413373), (75465, 275582), (137791, 150930)]