2152249400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{491}}^1$

素因数の和:646

約数の個数: 192

約数和(自身を含む): 5973903360

約数和(自身を除く): 3821653960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 100, 101, 124, 140, 155, 175, 200, 202, 217, 248, 280, 310, 350, 404, 434, 491, 505, 620, 700, 707, 775, 808, 868, 982, 1010, 1085, 1240, 1400, 1414, 1550, 1736, 1964, 2020, 2170, 2455, 2525, 2828, 3100, 3131, 3437, 3535, 3928, 4040, 4340, 4910, 5050, 5425, 5656, 6200, 6262, 6874, 7070, 8680, 9820, 10100, 10850, 12275, 12524, 13748, 14140, 15221, 15655, 17185, 17675, 19640, 20200, 21700, 21917, 24550, 25048, 27496, 28280, 30442, 31310, 34370, 35350, 43400, 43834, 49100, 49591, 60884, 62620, 68740, 70700, 76105, 78275, 85925, 87668, 98200, 99182, 106547, 109585, 121768, 125240, 137480, 141400, 152210, 156550, 171850, 175336, 198364, 213094, 219170, 247955, 304420, 313100, 343700, 347137, 380525, 396728, 426188, 438340, 495910, 532735, 547925, 608840, 626200, 687400, 694274, 761050, 852376, 876680, 991820, 1065470, 1095850, 1239775, 1388548, 1522100, 1537321, 1735685, 1983640, 2130940, 2191700, 2479550, 2663675, 2777096, 3044200, 3074642, 3471370, 4261880, 4383400, 4959100, 5327350, 6149284, 6942740, 7686605, 8678425, 9918200, 10654700, 10761247, 12298568, 13885480, 15373210, 17356850, 21309400, 21522494, 30746420, 34713700, 38433025, 43044988, 53806235, 61492840, 69427400, 76866050, 86089976, 107612470, 153732100, 215224940, 269031175, 307464200, 430449880, 538062350, 1076124700, 2152249400]

約数ペア:

[(1, 2152249400), (2, 1076124700), (4, 538062350), (5, 430449880), (7, 307464200), (8, 269031175), (10, 215224940), (14, 153732100), (20, 107612470), (25, 86089976), (28, 76866050), (31, 69427400), (35, 61492840), (40, 53806235), (50, 43044988), (56, 38433025), (62, 34713700), (70, 30746420), (100, 21522494), (101, 21309400), (124, 17356850), (140, 15373210), (155, 13885480), (175, 12298568), (200, 10761247), (202, 10654700), (217, 9918200), (248, 8678425), (280, 7686605), (310, 6942740), (350, 6149284), (404, 5327350), (434, 4959100), (491, 4383400), (505, 4261880), (620, 3471370), (700, 3074642), (707, 3044200), (775, 2777096), (808, 2663675), (868, 2479550), (982, 2191700), (1010, 2130940), (1085, 1983640), (1240, 1735685), (1400, 1537321), (1414, 1522100), (1550, 1388548), (1736, 1239775), (1964, 1095850), (2020, 1065470), (2170, 991820), (2455, 876680), (2525, 852376), (2828, 761050), (3100, 694274), (3131, 687400), (3437, 626200), (3535, 608840), (3928, 547925), (4040, 532735), (4340, 495910), (4910, 438340), (5050, 426188), (5425, 396728), (5656, 380525), (6200, 347137), (6262, 343700), (6874, 313100), (7070, 304420), (8680, 247955), (9820, 219170), (10100, 213094), (10850, 198364), (12275, 175336), (12524, 171850), (13748, 156550), (14140, 152210), (15221, 141400), (15655, 137480), (17185, 125240), (17675, 121768), (19640, 109585), (20200, 106547), (21700, 99182), (21917, 98200), (24550, 87668), (25048, 85925), (27496, 78275), (28280, 76105), (30442, 70700), (31310, 68740), (34370, 62620), (35350, 60884), (43400, 49591), (43834, 49100)]