180276720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{57781}}^1$

素因数の和:57810

約数の個数: 80

約数和(自身を含む): 601857312

約数和(自身を除く): 421580592

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, 57781, 115562, 173343, 231124, 288905, 346686, 462248, 577810, 693372, 751153, 866715, 924496, 1155620, 1386744, 1502306, 1733430, 2253459, 2311240, 2773488, 3004612, 3466860, 3755765, 4506918, 4622480, 6009224, 6933720, 7511530, 9013836, 11267295, 12018448, 13867440, 15023060, 18027672, 22534590, 30046120, 36055344, 45069180, 60092240, 90138360, 180276720]

約数ペア:

[(1, 180276720), (2, 90138360), (3, 60092240), (4, 45069180), (5, 36055344), (6, 30046120), (8, 22534590), (10, 18027672), (12, 15023060), (13, 13867440), (15, 12018448), (16, 11267295), (20, 9013836), (24, 7511530), (26, 6933720), (30, 6009224), (39, 4622480), (40, 4506918), (48, 3755765), (52, 3466860), (60, 3004612), (65, 2773488), (78, 2311240), (80, 2253459), (104, 1733430), (120, 1502306), (130, 1386744), (156, 1155620), (195, 924496), (208, 866715), (240, 751153), (260, 693372), (312, 577810), (390, 462248), (520, 346686), (624, 288905), (780, 231124), (1040, 173343), (1560, 115562), (3120, 57781)]