197907710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1163}}^1$

素因数の和:1218

約数の個数: 128

約数和(自身を含む): 506870784

約数和(自身を除く): 308963074

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 17, 22, 26, 34, 35, 55, 65, 70, 77, 85, 91, 110, 119, 130, 143, 154, 170, 182, 187, 221, 238, 286, 374, 385, 442, 455, 595, 715, 770, 910, 935, 1001, 1105, 1163, 1190, 1309, 1430, 1547, 1870, 2002, 2210, 2326, 2431, 2618, 3094, 4862, 5005, 5815, 6545, 7735, 8141, 10010, 11630, 12155, 12793, 13090, 15119, 15470, 16282, 17017, 19771, 24310, 25586, 30238, 34034, 39542, 40705, 63965, 75595, 81410, 85085, 89551, 98855, 105833, 127930, 138397, 151190, 166309, 170170, 179102, 197710, 211666, 217481, 257023, 276794, 332618, 434962, 447755, 514046, 529165, 691985, 831545, 895510, 1058330, 1087405, 1164163, 1285115, 1383970, 1522367, 1663090, 1799161, 2174810, 2328326, 2570230, 2827253, 3044734, 3598322, 5654506, 5820815, 7611835, 8995805, 11641630, 14136265, 15223670, 17991610, 19790771, 28272530, 39581542, 98953855, 197907710]

約数ペア:

[(1, 197907710), (2, 98953855), (5, 39581542), (7, 28272530), (10, 19790771), (11, 17991610), (13, 15223670), (14, 14136265), (17, 11641630), (22, 8995805), (26, 7611835), (34, 5820815), (35, 5654506), (55, 3598322), (65, 3044734), (70, 2827253), (77, 2570230), (85, 2328326), (91, 2174810), (110, 1799161), (119, 1663090), (130, 1522367), (143, 1383970), (154, 1285115), (170, 1164163), (182, 1087405), (187, 1058330), (221, 895510), (238, 831545), (286, 691985), (374, 529165), (385, 514046), (442, 447755), (455, 434962), (595, 332618), (715, 276794), (770, 257023), (910, 217481), (935, 211666), (1001, 197710), (1105, 179102), (1163, 170170), (1190, 166309), (1309, 151190), (1430, 138397), (1547, 127930), (1870, 105833), (2002, 98855), (2210, 89551), (2326, 85085), (2431, 81410), (2618, 75595), (3094, 63965), (4862, 40705), (5005, 39542), (5815, 34034), (6545, 30238), (7735, 25586), (8141, 24310), (10010, 19771), (11630, 17017), (12155, 16282), (12793, 15470), (13090, 15119)]