155967200

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:401

約数の個数: 144

約数和(自身を含む): 414973440

約数和(自身を除く): 259006240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 31, 32, 38, 40, 50, 62, 76, 80, 95, 100, 124, 152, 155, 160, 190, 200, 248, 304, 310, 331, 380, 400, 475, 496, 589, 608, 620, 662, 760, 775, 800, 950, 992, 1178, 1240, 1324, 1520, 1550, 1655, 1900, 2356, 2480, 2648, 2945, 3040, 3100, 3310, 3800, 4712, 4960, 5296, 5890, 6200, 6289, 6620, 7600, 8275, 9424, 10261, 10592, 11780, 12400, 12578, 13240, 14725, 15200, 16550, 18848, 20522, 23560, 24800, 25156, 26480, 29450, 31445, 33100, 41044, 47120, 50312, 51305, 52960, 58900, 62890, 66200, 82088, 94240, 100624, 102610, 117800, 125780, 132400, 157225, 164176, 194959, 201248, 205220, 235600, 251560, 256525, 264800, 314450, 328352, 389918, 410440, 471200, 503120, 513050, 628900, 779836, 820880, 974795, 1006240, 1026100, 1257800, 1559672, 1641760, 1949590, 2052200, 2515600, 3119344, 3899180, 4104400, 4873975, 5031200, 6238688, 7798360, 8208800, 9747950, 15596720, 19495900, 31193440, 38991800, 77983600, 155967200]

約数ペア:

[(1, 155967200), (2, 77983600), (4, 38991800), (5, 31193440), (8, 19495900), (10, 15596720), (16, 9747950), (19, 8208800), (20, 7798360), (25, 6238688), (31, 5031200), (32, 4873975), (38, 4104400), (40, 3899180), (50, 3119344), (62, 2515600), (76, 2052200), (80, 1949590), (95, 1641760), (100, 1559672), (124, 1257800), (152, 1026100), (155, 1006240), (160, 974795), (190, 820880), (200, 779836), (248, 628900), (304, 513050), (310, 503120), (331, 471200), (380, 410440), (400, 389918), (475, 328352), (496, 314450), (589, 264800), (608, 256525), (620, 251560), (662, 235600), (760, 205220), (775, 201248), (800, 194959), (950, 164176), (992, 157225), (1178, 132400), (1240, 125780), (1324, 117800), (1520, 102610), (1550, 100624), (1655, 94240), (1900, 82088), (2356, 66200), (2480, 62890), (2648, 58900), (2945, 52960), (3040, 51305), (3100, 50312), (3310, 47120), (3800, 41044), (4712, 33100), (4960, 31445), (5296, 29450), (5890, 26480), (6200, 25156), (6289, 24800), (6620, 23560), (7600, 20522), (8275, 18848), (9424, 16550), (10261, 15200), (10592, 14725), (11780, 13240), (12400, 12578)]