645996240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{4957}}^1$

素因数の和:5157

約数の個数: 120

約数和(自身を含む): 2181896808

約数和(自身を除く): 1535900568

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 181, 240, 360, 362, 543, 720, 724, 905, 1086, 1448, 1629, 1810, 2172, 2715, 2896, 3258, 3620, 4344, 4957, 5430, 6516, 7240, 8145, 8688, 9914, 10860, 13032, 14480, 14871, 16290, 19828, 21720, 24785, 26064, 29742, 32580, 39656, 43440, 44613, 49570, 59484, 65160, 74355, 79312, 89226, 99140, 118968, 130320, 148710, 178452, 198280, 223065, 237936, 297420, 356904, 396560, 446130, 594840, 713808, 892260, 897217, 1189680, 1784520, 1794434, 2691651, 3569040, 3588868, 4486085, 5383302, 7177736, 8074953, 8972170, 10766604, 13458255, 14355472, 16149906, 17944340, 21533208, 26916510, 32299812, 35888680, 40374765, 43066416, 53833020, 64599624, 71777360, 80749530, 107666040, 129199248, 161499060, 215332080, 322998120, 645996240]

約数ペア:

[(1, 645996240), (2, 322998120), (3, 215332080), (4, 161499060), (5, 129199248), (6, 107666040), (8, 80749530), (9, 71777360), (10, 64599624), (12, 53833020), (15, 43066416), (16, 40374765), (18, 35888680), (20, 32299812), (24, 26916510), (30, 21533208), (36, 17944340), (40, 16149906), (45, 14355472), (48, 13458255), (60, 10766604), (72, 8972170), (80, 8074953), (90, 7177736), (120, 5383302), (144, 4486085), (180, 3588868), (181, 3569040), (240, 2691651), (360, 1794434), (362, 1784520), (543, 1189680), (720, 897217), (724, 892260), (905, 713808), (1086, 594840), (1448, 446130), (1629, 396560), (1810, 356904), (2172, 297420), (2715, 237936), (2896, 223065), (3258, 198280), (3620, 178452), (4344, 148710), (4957, 130320), (5430, 118968), (6516, 99140), (7240, 89226), (8145, 79312), (8688, 74355), (9914, 65160), (10860, 59484), (13032, 49570), (14480, 44613), (14871, 43440), (16290, 39656), (19828, 32580), (21720, 29742), (24785, 26064)]