838648980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1451}}^1$

素因数の和:1511

約数の個数: 216

約数和(自身を含む): 2901618720

約数和(自身を除く): 2062969740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 169, 171, 180, 190, 195, 228, 234, 247, 260, 285, 338, 342, 380, 390, 468, 494, 507, 570, 585, 676, 684, 741, 780, 845, 855, 988, 1014, 1140, 1170, 1235, 1451, 1482, 1521, 1690, 1710, 2028, 2223, 2340, 2470, 2535, 2902, 2964, 3042, 3211, 3380, 3420, 3705, 4353, 4446, 4940, 5070, 5804, 6084, 6422, 7255, 7410, 7605, 8706, 8892, 9633, 10140, 11115, 12844, 13059, 14510, 14820, 15210, 16055, 17412, 18863, 19266, 21765, 22230, 26118, 27569, 28899, 29020, 30420, 32110, 37726, 38532, 43530, 44460, 48165, 52236, 55138, 56589, 57798, 64220, 65295, 75452, 82707, 87060, 94315, 96330, 110276, 113178, 115596, 130590, 137845, 144495, 165414, 169767, 188630, 192660, 226356, 245219, 248121, 261180, 275690, 282945, 288990, 330828, 339534, 358397, 377260, 413535, 490438, 496242, 551380, 565890, 577980, 679068, 716794, 735657, 827070, 848835, 980876, 992484, 1075191, 1131780, 1226095, 1240605, 1433588, 1471314, 1654140, 1697670, 1791985, 2150382, 2206971, 2452190, 2481210, 2942628, 3225573, 3395340, 3583970, 3678285, 4300764, 4413942, 4659161, 4904380, 4962420, 5375955, 6451146, 7167940, 7356570, 8827884, 9318322, 10751910, 11034855, 12902292, 13977483, 14713140, 16127865, 18636644, 21503820, 22069710, 23295805, 27954966, 32255730, 41932449, 44139420, 46591610, 55909932, 64511460, 69887415, 83864898, 93183220, 139774830, 167729796, 209662245, 279549660, 419324490, 838648980]

約数ペア:

[(1, 838648980), (2, 419324490), (3, 279549660), (4, 209662245), (5, 167729796), (6, 139774830), (9, 93183220), (10, 83864898), (12, 69887415), (13, 64511460), (15, 55909932), (18, 46591610), (19, 44139420), (20, 41932449), (26, 32255730), (30, 27954966), (36, 23295805), (38, 22069710), (39, 21503820), (45, 18636644), (52, 16127865), (57, 14713140), (60, 13977483), (65, 12902292), (76, 11034855), (78, 10751910), (90, 9318322), (95, 8827884), (114, 7356570), (117, 7167940), (130, 6451146), (156, 5375955), (169, 4962420), (171, 4904380), (180, 4659161), (190, 4413942), (195, 4300764), (228, 3678285), (234, 3583970), (247, 3395340), (260, 3225573), (285, 2942628), (338, 2481210), (342, 2452190), (380, 2206971), (390, 2150382), (468, 1791985), (494, 1697670), (507, 1654140), (570, 1471314), (585, 1433588), (676, 1240605), (684, 1226095), (741, 1131780), (780, 1075191), (845, 992484), (855, 980876), (988, 848835), (1014, 827070), (1140, 735657), (1170, 716794), (1235, 679068), (1451, 577980), (1482, 565890), (1521, 551380), (1690, 496242), (1710, 490438), (2028, 413535), (2223, 377260), (2340, 358397), (2470, 339534), (2535, 330828), (2902, 288990), (2964, 282945), (3042, 275690), (3211, 261180), (3380, 248121), (3420, 245219), (3705, 226356), (4353, 192660), (4446, 188630), (4940, 169767), (5070, 165414), (5804, 144495), (6084, 137845), (6422, 130590), (7255, 115596), (7410, 113178), (7605, 110276), (8706, 96330), (8892, 94315), (9633, 87060), (10140, 82707), (11115, 75452), (12844, 65295), (13059, 64220), (14510, 57798), (14820, 56589), (15210, 55138), (16055, 52236), (17412, 48165), (18863, 44460), (19266, 43530), (21765, 38532), (22230, 37726), (26118, 32110), (27569, 30420), (28899, 29020)]