238759920

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{15791}}^1$

素因数の和:15820

約数の個数: 160

約数和(自身を含む): 939939840

約数和(自身を除く): 701179920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 15791, 31582, 47373, 63164, 78955, 94746, 110537, 126328, 142119, 157910, 189492, 221074, 236865, 252656, 284238, 315820, 331611, 378984, 426357, 442148, 473730, 552685, 568476, 631640, 663222, 710595, 757968, 852714, 884296, 947460, 994833, 1105370, 1136952, 1263280, 1326444, 1421190, 1658055, 1705428, 1768592, 1894920, 1989666, 2131785, 2210740, 2273904, 2652888, 2842380, 2984499, 3316110, 3410856, 3789840, 3979332, 4263570, 4421480, 4974165, 5305776, 5684760, 5968998, 6632220, 6821712, 7958664, 8527140, 8842960, 9948330, 11369520, 11937996, 13264440, 14922495, 15917328, 17054280, 19896660, 23875992, 26528880, 29844990, 34108560, 39793320, 47751984, 59689980, 79586640, 119379960, 238759920]

約数ペア:

[(1, 238759920), (2, 119379960), (3, 79586640), (4, 59689980), (5, 47751984), (6, 39793320), (7, 34108560), (8, 29844990), (9, 26528880), (10, 23875992), (12, 19896660), (14, 17054280), (15, 15917328), (16, 14922495), (18, 13264440), (20, 11937996), (21, 11369520), (24, 9948330), (27, 8842960), (28, 8527140), (30, 7958664), (35, 6821712), (36, 6632220), (40, 5968998), (42, 5684760), (45, 5305776), (48, 4974165), (54, 4421480), (56, 4263570), (60, 3979332), (63, 3789840), (70, 3410856), (72, 3316110), (80, 2984499), (84, 2842380), (90, 2652888), (105, 2273904), (108, 2210740), (112, 2131785), (120, 1989666), (126, 1894920), (135, 1768592), (140, 1705428), (144, 1658055), (168, 1421190), (180, 1326444), (189, 1263280), (210, 1136952), (216, 1105370), (240, 994833), (252, 947460), (270, 884296), (280, 852714), (315, 757968), (336, 710595), (360, 663222), (378, 631640), (420, 568476), (432, 552685), (504, 473730), (540, 442148), (560, 426357), (630, 378984), (720, 331611), (756, 315820), (840, 284238), (945, 252656), (1008, 236865), (1080, 221074), (1260, 189492), (1512, 157910), (1680, 142119), (1890, 126328), (2160, 110537), (2520, 94746), (3024, 78955), (3780, 63164), (5040, 47373), (7560, 31582), (15120, 15791)]