386984780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^3\times {\mathrm{31}}^1$

素因数の和:117

約数の個数: 192

約数和(自身を含む): 1089822720

約数和(自身を除く): 702837940

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 31, 35, 38, 52, 62, 65, 70, 76, 91, 95, 124, 130, 133, 140, 155, 182, 190, 217, 247, 260, 266, 310, 361, 364, 380, 403, 434, 455, 494, 532, 589, 620, 665, 722, 806, 868, 910, 988, 1085, 1178, 1235, 1330, 1444, 1612, 1729, 1805, 1820, 2015, 2170, 2356, 2470, 2527, 2660, 2821, 2945, 3458, 3610, 4030, 4123, 4340, 4693, 4940, 5054, 5642, 5890, 6859, 6916, 7220, 7657, 8060, 8246, 8645, 9386, 10108, 11191, 11284, 11780, 12635, 13718, 14105, 15314, 16492, 17290, 18772, 20615, 22382, 23465, 25270, 27436, 28210, 30628, 32851, 34295, 34580, 38285, 41230, 44764, 46930, 48013, 50540, 53599, 55955, 56420, 65702, 68590, 76570, 78337, 82460, 89167, 93860, 96026, 107198, 111910, 131404, 137180, 145483, 153140, 156674, 164255, 178334, 192052, 212629, 214396, 223820, 240065, 267995, 290966, 313348, 328510, 356668, 391685, 425258, 445835, 480130, 535990, 581932, 624169, 657020, 727415, 783370, 850516, 891670, 960260, 1018381, 1063145, 1071980, 1248338, 1454830, 1488403, 1566740, 1783340, 2036762, 2126290, 2496676, 2764177, 2909660, 2976806, 3120845, 4073524, 4252580, 5091905, 5528354, 5953612, 6241690, 7442015, 10183810, 11056708, 12483380, 13820885, 14884030, 19349239, 20367620, 27641770, 29768060, 38698478, 55283540, 77396956, 96746195, 193492390, 386984780]

約数ペア:

[(1, 386984780), (2, 193492390), (4, 96746195), (5, 77396956), (7, 55283540), (10, 38698478), (13, 29768060), (14, 27641770), (19, 20367620), (20, 19349239), (26, 14884030), (28, 13820885), (31, 12483380), (35, 11056708), (38, 10183810), (52, 7442015), (62, 6241690), (65, 5953612), (70, 5528354), (76, 5091905), (91, 4252580), (95, 4073524), (124, 3120845), (130, 2976806), (133, 2909660), (140, 2764177), (155, 2496676), (182, 2126290), (190, 2036762), (217, 1783340), (247, 1566740), (260, 1488403), (266, 1454830), (310, 1248338), (361, 1071980), (364, 1063145), (380, 1018381), (403, 960260), (434, 891670), (455, 850516), (494, 783370), (532, 727415), (589, 657020), (620, 624169), (665, 581932), (722, 535990), (806, 480130), (868, 445835), (910, 425258), (988, 391685), (1085, 356668), (1178, 328510), (1235, 313348), (1330, 290966), (1444, 267995), (1612, 240065), (1729, 223820), (1805, 214396), (1820, 212629), (2015, 192052), (2170, 178334), (2356, 164255), (2470, 156674), (2527, 153140), (2660, 145483), (2821, 137180), (2945, 131404), (3458, 111910), (3610, 107198), (4030, 96026), (4123, 93860), (4340, 89167), (4693, 82460), (4940, 78337), (5054, 76570), (5642, 68590), (5890, 65702), (6859, 56420), (6916, 55955), (7220, 53599), (7657, 50540), (8060, 48013), (8246, 46930), (8645, 44764), (9386, 41230), (10108, 38285), (11191, 34580), (11284, 34295), (11780, 32851), (12635, 30628), (13718, 28210), (14105, 27436), (15314, 25270), (16492, 23465), (17290, 22382), (18772, 20615)]