2151543375

素因数分解:

$3^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:279

約数の個数: 192

約数和(自身を含む): 4485611520

約数和(自身を除く): 2334068145

約数列:

[1, 3, 5, 9, 15, 17, 19, 25, 31, 45, 51, 57, 75, 85, 93, 95, 125, 153, 155, 171, 191, 225, 255, 279, 285, 323, 375, 425, 465, 475, 527, 573, 589, 765, 775, 855, 955, 969, 1125, 1275, 1395, 1425, 1581, 1615, 1719, 1767, 2125, 2325, 2375, 2635, 2865, 2907, 2945, 3247, 3629, 3825, 3875, 4275, 4743, 4775, 4845, 5301, 5921, 6375, 6975, 7125, 7905, 8075, 8595, 8835, 9741, 10013, 10887, 11625, 13175, 14325, 14535, 14725, 16235, 17763, 18145, 19125, 21375, 23715, 23875, 24225, 26505, 29223, 29605, 30039, 32661, 34875, 39525, 40375, 42975, 44175, 48705, 50065, 53289, 54435, 61693, 65875, 71625, 72675, 73625, 81175, 88815, 90117, 90725, 100657, 112499, 118575, 121125, 132525, 146115, 148025, 150195, 163305, 185079, 197625, 214875, 220875, 243525, 250325, 266445, 272175, 301971, 308465, 337497, 363375, 405875, 444075, 450585, 453625, 503285, 555237, 562495, 592875, 662625, 730575, 740125, 750975, 816525, 905913, 925395, 1012491, 1217625, 1251625, 1332225, 1360875, 1509855, 1542325, 1687485, 1912483, 2220375, 2252925, 2516425, 2776185, 2812475, 3652875, 3754875, 4082625, 4529565, 4626975, 5062455, 5737449, 6661125, 7549275, 7711625, 8437425, 9562415, 11264625, 12582125, 13880925, 14062375, 17212347, 22647825, 23134875, 25312275, 28687245, 37746375, 42187125, 47812075, 69404625, 86061735, 113239125, 126561375, 143436225, 239060375, 430308675, 717181125, 2151543375]

約数ペア:

[(1, 2151543375), (3, 717181125), (5, 430308675), (9, 239060375), (15, 143436225), (17, 126561375), (19, 113239125), (25, 86061735), (31, 69404625), (45, 47812075), (51, 42187125), (57, 37746375), (75, 28687245), (85, 25312275), (93, 23134875), (95, 22647825), (125, 17212347), (153, 14062375), (155, 13880925), (171, 12582125), (191, 11264625), (225, 9562415), (255, 8437425), (279, 7711625), (285, 7549275), (323, 6661125), (375, 5737449), (425, 5062455), (465, 4626975), (475, 4529565), (527, 4082625), (573, 3754875), (589, 3652875), (765, 2812475), (775, 2776185), (855, 2516425), (955, 2252925), (969, 2220375), (1125, 1912483), (1275, 1687485), (1395, 1542325), (1425, 1509855), (1581, 1360875), (1615, 1332225), (1719, 1251625), (1767, 1217625), (2125, 1012491), (2325, 925395), (2375, 905913), (2635, 816525), (2865, 750975), (2907, 740125), (2945, 730575), (3247, 662625), (3629, 592875), (3825, 562495), (3875, 555237), (4275, 503285), (4743, 453625), (4775, 450585), (4845, 444075), (5301, 405875), (5921, 363375), (6375, 337497), (6975, 308465), (7125, 301971), (7905, 272175), (8075, 266445), (8595, 250325), (8835, 243525), (9741, 220875), (10013, 214875), (10887, 197625), (11625, 185079), (13175, 163305), (14325, 150195), (14535, 148025), (14725, 146115), (16235, 132525), (17763, 121125), (18145, 118575), (19125, 112499), (21375, 100657), (23715, 90725), (23875, 90117), (24225, 88815), (26505, 81175), (29223, 73625), (29605, 72675), (30039, 71625), (32661, 65875), (34875, 61693), (39525, 54435), (40375, 53289), (42975, 50065), (44175, 48705)]