7445739080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{239}}^1\times {\mathrm{331}}^1$

素因数の和:775

約数の個数: 128

約数和(自身を含む): 18272217600

約数和(自身を除く): 10826478520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 181, 239, 260, 331, 362, 478, 520, 662, 724, 905, 956, 1195, 1324, 1448, 1655, 1810, 1912, 2353, 2390, 2648, 3107, 3310, 3620, 4303, 4706, 4780, 6214, 6620, 7240, 8606, 9412, 9560, 11765, 12428, 13240, 15535, 17212, 18824, 21515, 23530, 24856, 31070, 34424, 43030, 43259, 47060, 59911, 62140, 79109, 86060, 86518, 94120, 119822, 124280, 158218, 172120, 173036, 216295, 239644, 299555, 316436, 346072, 395545, 432590, 479288, 562367, 599110, 632872, 778843, 791090, 865180, 1028417, 1124734, 1198220, 1557686, 1582180, 1730360, 2056834, 2249468, 2396440, 2811835, 3115372, 3164360, 3894215, 4113668, 4498936, 5142085, 5623670, 6230744, 7788430, 8227336, 10284170, 11247340, 14318729, 15576860, 20568340, 22494680, 28637458, 31153720, 41136680, 57274916, 71593645, 114549832, 143187290, 186143477, 286374580, 372286954, 572749160, 744573908, 930717385, 1489147816, 1861434770, 3722869540, 7445739080]

約数ペア:

[(1, 7445739080), (2, 3722869540), (4, 1861434770), (5, 1489147816), (8, 930717385), (10, 744573908), (13, 572749160), (20, 372286954), (26, 286374580), (40, 186143477), (52, 143187290), (65, 114549832), (104, 71593645), (130, 57274916), (181, 41136680), (239, 31153720), (260, 28637458), (331, 22494680), (362, 20568340), (478, 15576860), (520, 14318729), (662, 11247340), (724, 10284170), (905, 8227336), (956, 7788430), (1195, 6230744), (1324, 5623670), (1448, 5142085), (1655, 4498936), (1810, 4113668), (1912, 3894215), (2353, 3164360), (2390, 3115372), (2648, 2811835), (3107, 2396440), (3310, 2249468), (3620, 2056834), (4303, 1730360), (4706, 1582180), (4780, 1557686), (6214, 1198220), (6620, 1124734), (7240, 1028417), (8606, 865180), (9412, 791090), (9560, 778843), (11765, 632872), (12428, 599110), (13240, 562367), (15535, 479288), (17212, 432590), (18824, 395545), (21515, 346072), (23530, 316436), (24856, 299555), (31070, 239644), (34424, 216295), (43030, 173036), (43259, 172120), (47060, 158218), (59911, 124280), (62140, 119822), (79109, 94120), (86060, 86518)]