19494336680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{1123}}^1$

素因数の和:1424

約数の個数: 256

約数和(自身を含む): 57102796800

約数和(自身を除く): 37608460120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 91, 95, 104, 130, 133, 140, 152, 182, 190, 247, 251, 260, 266, 280, 364, 380, 455, 494, 502, 520, 532, 665, 728, 760, 910, 988, 1004, 1064, 1123, 1235, 1255, 1330, 1729, 1757, 1820, 1976, 2008, 2246, 2470, 2510, 2660, 3263, 3458, 3514, 3640, 4492, 4769, 4940, 5020, 5320, 5615, 6526, 6916, 7028, 7861, 8645, 8785, 8984, 9538, 9880, 10040, 11230, 13052, 13832, 14056, 14599, 15722, 16315, 17290, 17570, 19076, 21337, 22460, 22841, 23845, 26104, 29198, 31444, 32630, 33383, 34580, 35140, 38152, 39305, 42674, 44920, 45682, 47690, 58396, 61997, 62888, 65260, 66766, 69160, 70280, 72995, 78610, 85348, 91364, 95380, 102193, 106685, 114205, 116792, 123994, 130520, 133532, 145990, 149359, 157220, 166915, 170696, 182728, 190760, 204386, 213370, 228410, 247988, 267064, 277381, 281873, 291980, 298718, 309985, 314440, 333830, 408772, 426740, 433979, 456820, 495976, 510965, 554762, 563746, 583960, 597436, 619970, 667660, 746795, 817544, 853480, 867958, 913640, 1021930, 1109524, 1127492, 1194872, 1239940, 1335320, 1386905, 1409365, 1493590, 1735916, 1941667, 1973111, 2043860, 2169895, 2219048, 2254984, 2479880, 2773810, 2818730, 2987180, 3471832, 3664349, 3883334, 3946222, 4087720, 4339790, 5355587, 5547620, 5637460, 5974360, 7328698, 7766668, 7892444, 8679580, 9708335, 9865555, 10711174, 11095240, 11274920, 14657396, 15533336, 15784888, 17359160, 18321745, 19416670, 19731110, 21422348, 25650443, 26777935, 29314792, 36643490, 37489109, 38833340, 39462220, 42844696, 51300886, 53555870, 69622631, 73286980, 74978218, 77666680, 78924440, 102601772, 107111740, 128252215, 139245262, 146573960, 149956436, 187445545, 205203544, 214223480, 256504430, 278490524, 299912872, 348113155, 374891090, 487358417, 513008860, 556981048, 696226310, 749782180, 974716834, 1026017720, 1392452620, 1499564360, 1949433668, 2436792085, 2784905240, 3898867336, 4873584170, 9747168340, 19494336680]

約数ペア:

[(1, 19494336680), (2, 9747168340), (4, 4873584170), (5, 3898867336), (7, 2784905240), (8, 2436792085), (10, 1949433668), (13, 1499564360), (14, 1392452620), (19, 1026017720), (20, 974716834), (26, 749782180), (28, 696226310), (35, 556981048), (38, 513008860), (40, 487358417), (52, 374891090), (56, 348113155), (65, 299912872), (70, 278490524), (76, 256504430), (91, 214223480), (95, 205203544), (104, 187445545), (130, 149956436), (133, 146573960), (140, 139245262), (152, 128252215), (182, 107111740), (190, 102601772), (247, 78924440), (251, 77666680), (260, 74978218), (266, 73286980), (280, 69622631), (364, 53555870), (380, 51300886), (455, 42844696), (494, 39462220), (502, 38833340), (520, 37489109), (532, 36643490), (665, 29314792), (728, 26777935), (760, 25650443), (910, 21422348), (988, 19731110), (1004, 19416670), (1064, 18321745), (1123, 17359160), (1235, 15784888), (1255, 15533336), (1330, 14657396), (1729, 11274920), (1757, 11095240), (1820, 10711174), (1976, 9865555), (2008, 9708335), (2246, 8679580), (2470, 7892444), (2510, 7766668), (2660, 7328698), (3263, 5974360), (3458, 5637460), (3514, 5547620), (3640, 5355587), (4492, 4339790), (4769, 4087720), (4940, 3946222), (5020, 3883334), (5320, 3664349), (5615, 3471832), (6526, 2987180), (6916, 2818730), (7028, 2773810), (7861, 2479880), (8645, 2254984), (8785, 2219048), (8984, 2169895), (9538, 2043860), (9880, 1973111), (10040, 1941667), (11230, 1735916), (13052, 1493590), (13832, 1409365), (14056, 1386905), (14599, 1335320), (15722, 1239940), (16315, 1194872), (17290, 1127492), (17570, 1109524), (19076, 1021930), (21337, 913640), (22460, 867958), (22841, 853480), (23845, 817544), (26104, 746795), (29198, 667660), (31444, 619970), (32630, 597436), (33383, 583960), (34580, 563746), (35140, 554762), (38152, 510965), (39305, 495976), (42674, 456820), (44920, 433979), (45682, 426740), (47690, 408772), (58396, 333830), (61997, 314440), (62888, 309985), (65260, 298718), (66766, 291980), (69160, 281873), (70280, 277381), (72995, 267064), (78610, 247988), (85348, 228410), (91364, 213370), (95380, 204386), (102193, 190760), (106685, 182728), (114205, 170696), (116792, 166915), (123994, 157220), (130520, 149359), (133532, 145990)]