253078020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:292

約数の個数: 240

約数和(自身を含む): 873412848

約数和(自身を除く): 620334828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 61, 65, 78, 81, 90, 108, 117, 122, 130, 135, 156, 162, 180, 183, 195, 197, 234, 244, 260, 270, 305, 324, 351, 366, 390, 394, 405, 468, 540, 549, 585, 591, 610, 702, 732, 780, 788, 793, 810, 915, 985, 1053, 1098, 1170, 1182, 1220, 1404, 1586, 1620, 1647, 1755, 1773, 1830, 1970, 2106, 2196, 2340, 2364, 2379, 2561, 2745, 2955, 3172, 3294, 3510, 3546, 3660, 3940, 3965, 4212, 4758, 4941, 5122, 5265, 5319, 5490, 5910, 6588, 7020, 7092, 7137, 7683, 7930, 8235, 8865, 9516, 9882, 10244, 10530, 10638, 10980, 11820, 11895, 12017, 12805, 14274, 15366, 15860, 15957, 16470, 17730, 19764, 21060, 21276, 21411, 23049, 23790, 24034, 24705, 25610, 26595, 28548, 30732, 31914, 32940, 35460, 35685, 36051, 38415, 42822, 46098, 47580, 48068, 49410, 51220, 53190, 60085, 63828, 64233, 69147, 71370, 72102, 76830, 79785, 85644, 92196, 98820, 106380, 107055, 108153, 115245, 120170, 128466, 138294, 142740, 144204, 153660, 156221, 159570, 180255, 207441, 214110, 216306, 230490, 240340, 256932, 276588, 312442, 319140, 321165, 324459, 345735, 360510, 414882, 428220, 432612, 460980, 468663, 540765, 624884, 642330, 648918, 691470, 721020, 781105, 829764, 937326, 973377, 1037205, 1081530, 1284660, 1297836, 1382940, 1405989, 1562210, 1622295, 1874652, 1946754, 2074410, 2163060, 2343315, 2811978, 3124420, 3244590, 3893508, 4148820, 4217967, 4686630, 4866885, 5623956, 6489180, 7029945, 8435934, 9373260, 9733770, 12653901, 14059890, 16871868, 19467540, 21089835, 25307802, 28119780, 42179670, 50615604, 63269505, 84359340, 126539010, 253078020]

約数ペア:

[(1, 253078020), (2, 126539010), (3, 84359340), (4, 63269505), (5, 50615604), (6, 42179670), (9, 28119780), (10, 25307802), (12, 21089835), (13, 19467540), (15, 16871868), (18, 14059890), (20, 12653901), (26, 9733770), (27, 9373260), (30, 8435934), (36, 7029945), (39, 6489180), (45, 5623956), (52, 4866885), (54, 4686630), (60, 4217967), (61, 4148820), (65, 3893508), (78, 3244590), (81, 3124420), (90, 2811978), (108, 2343315), (117, 2163060), (122, 2074410), (130, 1946754), (135, 1874652), (156, 1622295), (162, 1562210), (180, 1405989), (183, 1382940), (195, 1297836), (197, 1284660), (234, 1081530), (244, 1037205), (260, 973377), (270, 937326), (305, 829764), (324, 781105), (351, 721020), (366, 691470), (390, 648918), (394, 642330), (405, 624884), (468, 540765), (540, 468663), (549, 460980), (585, 432612), (591, 428220), (610, 414882), (702, 360510), (732, 345735), (780, 324459), (788, 321165), (793, 319140), (810, 312442), (915, 276588), (985, 256932), (1053, 240340), (1098, 230490), (1170, 216306), (1182, 214110), (1220, 207441), (1404, 180255), (1586, 159570), (1620, 156221), (1647, 153660), (1755, 144204), (1773, 142740), (1830, 138294), (1970, 128466), (2106, 120170), (2196, 115245), (2340, 108153), (2364, 107055), (2379, 106380), (2561, 98820), (2745, 92196), (2955, 85644), (3172, 79785), (3294, 76830), (3510, 72102), (3546, 71370), (3660, 69147), (3940, 64233), (3965, 63828), (4212, 60085), (4758, 53190), (4941, 51220), (5122, 49410), (5265, 48068), (5319, 47580), (5490, 46098), (5910, 42822), (6588, 38415), (7020, 36051), (7092, 35685), (7137, 35460), (7683, 32940), (7930, 31914), (8235, 30732), (8865, 28548), (9516, 26595), (9882, 25610), (10244, 24705), (10530, 24034), (10638, 23790), (10980, 23049), (11820, 21411), (11895, 21276), (12017, 21060), (12805, 19764), (14274, 17730), (15366, 16470), (15860, 15957)]