168383320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1021}}^1$

素因数の和:1089

約数の個数: 128

約数和(自身を含む): 470937600

約数和(自身を除く): 302554280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 31, 35, 38, 40, 56, 62, 70, 76, 95, 124, 133, 140, 152, 155, 190, 217, 248, 266, 280, 310, 380, 434, 532, 589, 620, 665, 760, 868, 1021, 1064, 1085, 1178, 1240, 1330, 1736, 2042, 2170, 2356, 2660, 2945, 4084, 4123, 4340, 4712, 5105, 5320, 5890, 7147, 8168, 8246, 8680, 10210, 11780, 14294, 16492, 19399, 20420, 20615, 23560, 28588, 31651, 32984, 35735, 38798, 40840, 41230, 57176, 63302, 71470, 77596, 82460, 96995, 126604, 135793, 142940, 155192, 158255, 164920, 193990, 221557, 253208, 271586, 285880, 316510, 387980, 443114, 543172, 601369, 633020, 678965, 775960, 886228, 1086344, 1107785, 1202738, 1266040, 1357930, 1772456, 2215570, 2405476, 2715860, 3006845, 4209583, 4431140, 4810952, 5431720, 6013690, 8419166, 8862280, 12027380, 16838332, 21047915, 24054760, 33676664, 42095830, 84191660, 168383320]

約数ペア:

[(1, 168383320), (2, 84191660), (4, 42095830), (5, 33676664), (7, 24054760), (8, 21047915), (10, 16838332), (14, 12027380), (19, 8862280), (20, 8419166), (28, 6013690), (31, 5431720), (35, 4810952), (38, 4431140), (40, 4209583), (56, 3006845), (62, 2715860), (70, 2405476), (76, 2215570), (95, 1772456), (124, 1357930), (133, 1266040), (140, 1202738), (152, 1107785), (155, 1086344), (190, 886228), (217, 775960), (248, 678965), (266, 633020), (280, 601369), (310, 543172), (380, 443114), (434, 387980), (532, 316510), (589, 285880), (620, 271586), (665, 253208), (760, 221557), (868, 193990), (1021, 164920), (1064, 158255), (1085, 155192), (1178, 142940), (1240, 135793), (1330, 126604), (1736, 96995), (2042, 82460), (2170, 77596), (2356, 71470), (2660, 63302), (2945, 57176), (4084, 41230), (4123, 40840), (4340, 38798), (4712, 35735), (5105, 32984), (5320, 31651), (5890, 28588), (7147, 23560), (8168, 20615), (8246, 20420), (8680, 19399), (10210, 16492), (11780, 14294)]