1861531840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{229}}^1$

素因数の和:463

約数の個数: 224

約数和(自身を含む): 5383987200

約数和(自身を除く): 3522455360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 191, 224, 229, 266, 280, 304, 320, 380, 382, 448, 458, 532, 560, 608, 665, 760, 764, 916, 955, 1064, 1120, 1145, 1216, 1330, 1337, 1520, 1528, 1603, 1832, 1910, 2128, 2240, 2290, 2660, 2674, 3040, 3056, 3206, 3629, 3664, 3820, 4256, 4351, 4580, 5320, 5348, 6080, 6112, 6412, 6685, 7258, 7328, 7640, 8015, 8512, 8702, 9160, 10640, 10696, 12224, 12824, 13370, 14516, 14656, 15280, 16030, 17404, 18145, 18320, 21280, 21392, 21755, 25403, 25648, 26740, 29032, 30457, 30560, 32060, 34808, 36290, 36640, 42560, 42784, 43510, 43739, 50806, 51296, 53480, 58064, 60914, 61120, 64120, 69616, 72580, 73280, 85568, 87020, 87478, 101612, 102592, 106960, 116128, 121828, 127015, 128240, 139232, 145160, 152285, 174040, 174956, 203224, 213920, 218695, 232256, 243656, 254030, 256480, 278464, 290320, 304570, 306173, 348080, 349912, 406448, 427840, 437390, 487312, 508060, 512960, 580640, 609140, 612346, 696160, 699824, 812896, 831041, 874780, 974624, 1016120, 1161280, 1218280, 1224692, 1392320, 1399648, 1530865, 1625792, 1662082, 1749560, 1949248, 2032240, 2436560, 2449384, 2799296, 3061730, 3324164, 3499120, 4064480, 4155205, 4873120, 4898768, 5817287, 6123460, 6648328, 6998240, 8128960, 8310410, 9746240, 9797536, 11634574, 12246920, 13296656, 13996480, 16620820, 19595072, 23269148, 24493840, 26593312, 29086435, 33241640, 46538296, 48987680, 53186624, 58172870, 66483280, 93076592, 97975360, 116345740, 132966560, 186153184, 232691480, 265933120, 372306368, 465382960, 930765920, 1861531840]

約数ペア:

[(1, 1861531840), (2, 930765920), (4, 465382960), (5, 372306368), (7, 265933120), (8, 232691480), (10, 186153184), (14, 132966560), (16, 116345740), (19, 97975360), (20, 93076592), (28, 66483280), (32, 58172870), (35, 53186624), (38, 48987680), (40, 46538296), (56, 33241640), (64, 29086435), (70, 26593312), (76, 24493840), (80, 23269148), (95, 19595072), (112, 16620820), (133, 13996480), (140, 13296656), (152, 12246920), (160, 11634574), (190, 9797536), (191, 9746240), (224, 8310410), (229, 8128960), (266, 6998240), (280, 6648328), (304, 6123460), (320, 5817287), (380, 4898768), (382, 4873120), (448, 4155205), (458, 4064480), (532, 3499120), (560, 3324164), (608, 3061730), (665, 2799296), (760, 2449384), (764, 2436560), (916, 2032240), (955, 1949248), (1064, 1749560), (1120, 1662082), (1145, 1625792), (1216, 1530865), (1330, 1399648), (1337, 1392320), (1520, 1224692), (1528, 1218280), (1603, 1161280), (1832, 1016120), (1910, 974624), (2128, 874780), (2240, 831041), (2290, 812896), (2660, 699824), (2674, 696160), (3040, 612346), (3056, 609140), (3206, 580640), (3629, 512960), (3664, 508060), (3820, 487312), (4256, 437390), (4351, 427840), (4580, 406448), (5320, 349912), (5348, 348080), (6080, 306173), (6112, 304570), (6412, 290320), (6685, 278464), (7258, 256480), (7328, 254030), (7640, 243656), (8015, 232256), (8512, 218695), (8702, 213920), (9160, 203224), (10640, 174956), (10696, 174040), (12224, 152285), (12824, 145160), (13370, 139232), (14516, 128240), (14656, 127015), (15280, 121828), (16030, 116128), (17404, 106960), (18145, 102592), (18320, 101612), (21280, 87478), (21392, 87020), (21755, 85568), (25403, 73280), (25648, 72580), (26740, 69616), (29032, 64120), (30457, 61120), (30560, 60914), (32060, 58064), (34808, 53480), (36290, 51296), (36640, 50806), (42560, 43739), (42784, 43510)]