977721960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{2129}}^1$

素因数の和:2275

約数の個数: 128

約数和(自身を含む): 3036528000

約数和(自身を除く): 2058806040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 89, 120, 129, 172, 178, 215, 258, 267, 344, 356, 430, 445, 516, 534, 645, 712, 860, 890, 1032, 1068, 1290, 1335, 1720, 1780, 2129, 2136, 2580, 2670, 3560, 3827, 4258, 5160, 5340, 6387, 7654, 8516, 10645, 10680, 11481, 12774, 15308, 17032, 19135, 21290, 22962, 25548, 30616, 31935, 38270, 42580, 45924, 51096, 57405, 63870, 76540, 85160, 91547, 91848, 114810, 127740, 153080, 183094, 189481, 229620, 255480, 274641, 366188, 378962, 457735, 459240, 549282, 568443, 732376, 757924, 915470, 947405, 1098564, 1136886, 1373205, 1515848, 1830940, 1894810, 2197128, 2273772, 2746410, 2842215, 3661880, 3789620, 4547544, 5492820, 5684430, 7579240, 8147683, 10985640, 11368860, 16295366, 22737720, 24443049, 32590732, 40738415, 48886098, 65181464, 81476830, 97772196, 122215245, 162953660, 195544392, 244430490, 325907320, 488860980, 977721960]

約数ペア:

[(1, 977721960), (2, 488860980), (3, 325907320), (4, 244430490), (5, 195544392), (6, 162953660), (8, 122215245), (10, 97772196), (12, 81476830), (15, 65181464), (20, 48886098), (24, 40738415), (30, 32590732), (40, 24443049), (43, 22737720), (60, 16295366), (86, 11368860), (89, 10985640), (120, 8147683), (129, 7579240), (172, 5684430), (178, 5492820), (215, 4547544), (258, 3789620), (267, 3661880), (344, 2842215), (356, 2746410), (430, 2273772), (445, 2197128), (516, 1894810), (534, 1830940), (645, 1515848), (712, 1373205), (860, 1136886), (890, 1098564), (1032, 947405), (1068, 915470), (1290, 757924), (1335, 732376), (1720, 568443), (1780, 549282), (2129, 459240), (2136, 457735), (2580, 378962), (2670, 366188), (3560, 274641), (3827, 255480), (4258, 229620), (5160, 189481), (5340, 183094), (6387, 153080), (7654, 127740), (8516, 114810), (10645, 91848), (10680, 91547), (11481, 85160), (12774, 76540), (15308, 63870), (17032, 57405), (19135, 51096), (21290, 45924), (22962, 42580), (25548, 38270), (30616, 31935)]