56821140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{599}}^1$

素因数の和:662

約数の個数: 144

約数和(自身を含む): 188697600

約数和(自身を除く): 131876460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 31, 34, 36, 45, 51, 60, 62, 68, 85, 90, 93, 102, 124, 153, 155, 170, 180, 186, 204, 255, 279, 306, 310, 340, 372, 465, 510, 527, 558, 599, 612, 620, 765, 930, 1020, 1054, 1116, 1198, 1395, 1530, 1581, 1797, 1860, 2108, 2396, 2635, 2790, 2995, 3060, 3162, 3594, 4743, 5270, 5391, 5580, 5990, 6324, 7188, 7905, 8985, 9486, 10183, 10540, 10782, 11980, 15810, 17970, 18569, 18972, 20366, 21564, 23715, 26955, 30549, 31620, 35940, 37138, 40732, 47430, 50915, 53910, 55707, 61098, 74276, 91647, 92845, 94860, 101830, 107820, 111414, 122196, 152745, 167121, 183294, 185690, 203660, 222828, 278535, 305490, 315673, 334242, 366588, 371380, 458235, 557070, 610980, 631346, 668484, 835605, 916470, 947019, 1114140, 1262692, 1578365, 1671210, 1832940, 1894038, 2841057, 3156730, 3342420, 3788076, 4735095, 5682114, 6313460, 9470190, 11364228, 14205285, 18940380, 28410570, 56821140]

約数ペア:

[(1, 56821140), (2, 28410570), (3, 18940380), (4, 14205285), (5, 11364228), (6, 9470190), (9, 6313460), (10, 5682114), (12, 4735095), (15, 3788076), (17, 3342420), (18, 3156730), (20, 2841057), (30, 1894038), (31, 1832940), (34, 1671210), (36, 1578365), (45, 1262692), (51, 1114140), (60, 947019), (62, 916470), (68, 835605), (85, 668484), (90, 631346), (93, 610980), (102, 557070), (124, 458235), (153, 371380), (155, 366588), (170, 334242), (180, 315673), (186, 305490), (204, 278535), (255, 222828), (279, 203660), (306, 185690), (310, 183294), (340, 167121), (372, 152745), (465, 122196), (510, 111414), (527, 107820), (558, 101830), (599, 94860), (612, 92845), (620, 91647), (765, 74276), (930, 61098), (1020, 55707), (1054, 53910), (1116, 50915), (1198, 47430), (1395, 40732), (1530, 37138), (1581, 35940), (1797, 31620), (1860, 30549), (2108, 26955), (2396, 23715), (2635, 21564), (2790, 20366), (2995, 18972), (3060, 18569), (3162, 17970), (3594, 15810), (4743, 11980), (5270, 10782), (5391, 10540), (5580, 10183), (5990, 9486), (6324, 8985), (7188, 7905)]