30838860

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:245

約数の個数: 192

約数和(自身を含む): 108380160

約数和(自身を除く): 77541300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 26, 27, 30, 36, 39, 45, 46, 52, 54, 60, 65, 69, 78, 90, 92, 108, 115, 117, 130, 135, 138, 156, 180, 191, 195, 207, 230, 234, 260, 270, 276, 299, 345, 351, 382, 390, 414, 460, 468, 540, 573, 585, 598, 621, 690, 702, 764, 780, 828, 897, 955, 1035, 1146, 1170, 1196, 1242, 1380, 1404, 1495, 1719, 1755, 1794, 1910, 2070, 2292, 2340, 2483, 2484, 2691, 2865, 2990, 3105, 3438, 3510, 3588, 3820, 4140, 4393, 4485, 4966, 5157, 5382, 5730, 5980, 6210, 6876, 7020, 7449, 8073, 8595, 8786, 8970, 9932, 10314, 10764, 11460, 12415, 12420, 13179, 13455, 14898, 16146, 17190, 17572, 17940, 20628, 21965, 22347, 24830, 25785, 26358, 26910, 29796, 32292, 34380, 37245, 39537, 40365, 43930, 44694, 49660, 51570, 52716, 53820, 57109, 65895, 67041, 74490, 79074, 80730, 87860, 89388, 103140, 111735, 114218, 118611, 131790, 134082, 148980, 158148, 161460, 171327, 197685, 223470, 228436, 237222, 263580, 268164, 285545, 335205, 342654, 395370, 446940, 474444, 513981, 571090, 593055, 670410, 685308, 790740, 856635, 1027962, 1142180, 1186110, 1340820, 1541943, 1713270, 2055924, 2372220, 2569905, 3083886, 3426540, 5139810, 6167772, 7709715, 10279620, 15419430, 30838860]

約数ペア:

[(1, 30838860), (2, 15419430), (3, 10279620), (4, 7709715), (5, 6167772), (6, 5139810), (9, 3426540), (10, 3083886), (12, 2569905), (13, 2372220), (15, 2055924), (18, 1713270), (20, 1541943), (23, 1340820), (26, 1186110), (27, 1142180), (30, 1027962), (36, 856635), (39, 790740), (45, 685308), (46, 670410), (52, 593055), (54, 571090), (60, 513981), (65, 474444), (69, 446940), (78, 395370), (90, 342654), (92, 335205), (108, 285545), (115, 268164), (117, 263580), (130, 237222), (135, 228436), (138, 223470), (156, 197685), (180, 171327), (191, 161460), (195, 158148), (207, 148980), (230, 134082), (234, 131790), (260, 118611), (270, 114218), (276, 111735), (299, 103140), (345, 89388), (351, 87860), (382, 80730), (390, 79074), (414, 74490), (460, 67041), (468, 65895), (540, 57109), (573, 53820), (585, 52716), (598, 51570), (621, 49660), (690, 44694), (702, 43930), (764, 40365), (780, 39537), (828, 37245), (897, 34380), (955, 32292), (1035, 29796), (1146, 26910), (1170, 26358), (1196, 25785), (1242, 24830), (1380, 22347), (1404, 21965), (1495, 20628), (1719, 17940), (1755, 17572), (1794, 17190), (1910, 16146), (2070, 14898), (2292, 13455), (2340, 13179), (2483, 12420), (2484, 12415), (2691, 11460), (2865, 10764), (2990, 10314), (3105, 9932), (3438, 8970), (3510, 8786), (3588, 8595), (3820, 8073), (4140, 7449), (4393, 7020), (4485, 6876), (4966, 6210), (5157, 5980), (5382, 5730)]