2220638640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{6421}}^1$

素因数の和:6579

約数の個数: 160

約数和(自身を含む): 7568301312

約数和(自身を除く): 5347662672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 131, 132, 165, 176, 220, 240, 262, 264, 330, 393, 440, 524, 528, 655, 660, 786, 880, 1048, 1310, 1320, 1441, 1572, 1965, 2096, 2620, 2640, 2882, 3144, 3930, 4323, 5240, 5764, 6288, 6421, 7205, 7860, 8646, 10480, 11528, 12842, 14410, 15720, 17292, 19263, 21615, 23056, 25684, 28820, 31440, 32105, 34584, 38526, 43230, 51368, 57640, 64210, 69168, 70631, 77052, 86460, 96315, 102736, 115280, 128420, 141262, 154104, 172920, 192630, 211893, 256840, 282524, 308208, 345840, 353155, 385260, 423786, 513680, 565048, 706310, 770520, 841151, 847572, 1059465, 1130096, 1412620, 1541040, 1682302, 1695144, 2118930, 2523453, 2825240, 3364604, 3390288, 4205755, 4237860, 5046906, 5650480, 6729208, 8411510, 8475720, 9252661, 10093812, 12617265, 13458416, 16823020, 16951440, 18505322, 20187624, 25234530, 27757983, 33646040, 37010644, 40375248, 46263305, 50469060, 55515966, 67292080, 74021288, 92526610, 100938120, 111031932, 138789915, 148042576, 185053220, 201876240, 222063864, 277579830, 370106440, 444127728, 555159660, 740212880, 1110319320, 2220638640]

約数ペア:

[(1, 2220638640), (2, 1110319320), (3, 740212880), (4, 555159660), (5, 444127728), (6, 370106440), (8, 277579830), (10, 222063864), (11, 201876240), (12, 185053220), (15, 148042576), (16, 138789915), (20, 111031932), (22, 100938120), (24, 92526610), (30, 74021288), (33, 67292080), (40, 55515966), (44, 50469060), (48, 46263305), (55, 40375248), (60, 37010644), (66, 33646040), (80, 27757983), (88, 25234530), (110, 20187624), (120, 18505322), (131, 16951440), (132, 16823020), (165, 13458416), (176, 12617265), (220, 10093812), (240, 9252661), (262, 8475720), (264, 8411510), (330, 6729208), (393, 5650480), (440, 5046906), (524, 4237860), (528, 4205755), (655, 3390288), (660, 3364604), (786, 2825240), (880, 2523453), (1048, 2118930), (1310, 1695144), (1320, 1682302), (1441, 1541040), (1572, 1412620), (1965, 1130096), (2096, 1059465), (2620, 847572), (2640, 841151), (2882, 770520), (3144, 706310), (3930, 565048), (4323, 513680), (5240, 423786), (5764, 385260), (6288, 353155), (6421, 345840), (7205, 308208), (7860, 282524), (8646, 256840), (10480, 211893), (11528, 192630), (12842, 172920), (14410, 154104), (15720, 141262), (17292, 128420), (19263, 115280), (21615, 102736), (23056, 96315), (25684, 86460), (28820, 77052), (31440, 70631), (32105, 69168), (34584, 64210), (38526, 57640), (43230, 51368)]