2780535480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{433}}^1\times {\mathrm{907}}^1$

素因数の和:1413

約数の個数: 128

約数和(自身を含む): 8511955200

約数和(自身を除く): 5731419720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 59, 60, 118, 120, 177, 236, 295, 354, 433, 472, 590, 708, 866, 885, 907, 1180, 1299, 1416, 1732, 1770, 1814, 2165, 2360, 2598, 2721, 3464, 3540, 3628, 4330, 4535, 5196, 5442, 6495, 7080, 7256, 8660, 9070, 10392, 10884, 12990, 13605, 17320, 18140, 21768, 25547, 25980, 27210, 36280, 51094, 51960, 53513, 54420, 76641, 102188, 107026, 108840, 127735, 153282, 160539, 204376, 214052, 255470, 267565, 306564, 321078, 383205, 392731, 428104, 510940, 535130, 613128, 642156, 766410, 785462, 802695, 1021880, 1070260, 1178193, 1284312, 1532820, 1570924, 1605390, 1963655, 2140520, 2356386, 3065640, 3141848, 3210780, 3927310, 4712772, 5890965, 6421560, 7854620, 9425544, 11781930, 15709240, 23171129, 23563860, 46342258, 47127720, 69513387, 92684516, 115855645, 139026774, 185369032, 231711290, 278053548, 347566935, 463422580, 556107096, 695133870, 926845160, 1390267740, 2780535480]

約数ペア:

[(1, 2780535480), (2, 1390267740), (3, 926845160), (4, 695133870), (5, 556107096), (6, 463422580), (8, 347566935), (10, 278053548), (12, 231711290), (15, 185369032), (20, 139026774), (24, 115855645), (30, 92684516), (40, 69513387), (59, 47127720), (60, 46342258), (118, 23563860), (120, 23171129), (177, 15709240), (236, 11781930), (295, 9425544), (354, 7854620), (433, 6421560), (472, 5890965), (590, 4712772), (708, 3927310), (866, 3210780), (885, 3141848), (907, 3065640), (1180, 2356386), (1299, 2140520), (1416, 1963655), (1732, 1605390), (1770, 1570924), (1814, 1532820), (2165, 1284312), (2360, 1178193), (2598, 1070260), (2721, 1021880), (3464, 802695), (3540, 785462), (3628, 766410), (4330, 642156), (4535, 613128), (5196, 535130), (5442, 510940), (6495, 428104), (7080, 392731), (7256, 383205), (8660, 321078), (9070, 306564), (10392, 267565), (10884, 255470), (12990, 214052), (13605, 204376), (17320, 160539), (18140, 153282), (21768, 127735), (25547, 108840), (25980, 107026), (27210, 102188), (36280, 76641), (51094, 54420), (51960, 53513)]