19629340380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{178481}}^1$

素因数の和:178556

約数の個数: 144

約数和(自身を含む): 65487187584

約数和(自身を除く): 45857847204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 47, 52, 60, 65, 78, 90, 94, 117, 130, 141, 156, 180, 188, 195, 234, 235, 260, 282, 390, 423, 468, 470, 564, 585, 611, 705, 780, 846, 940, 1170, 1222, 1410, 1692, 1833, 2115, 2340, 2444, 2820, 3055, 3666, 4230, 5499, 6110, 7332, 8460, 9165, 10998, 12220, 18330, 21996, 27495, 36660, 54990, 109980, 178481, 356962, 535443, 713924, 892405, 1070886, 1606329, 1784810, 2141772, 2320253, 2677215, 3212658, 3569620, 4640506, 5354430, 6425316, 6960759, 8031645, 8388607, 9281012, 10708860, 11601265, 13921518, 16063290, 16777214, 20882277, 23202530, 25165821, 27843036, 32126580, 33554428, 34803795, 41764554, 41943035, 46405060, 50331642, 69607590, 75497463, 83529108, 83886070, 100663284, 104411385, 109051891, 125829105, 139215180, 150994926, 167772140, 208822770, 218103782, 251658210, 301989852, 327155673, 377487315, 417645540, 436207564, 503316420, 545259455, 654311346, 754974630, 981467019, 1090518910, 1308622692, 1509949260, 1635778365, 1962934038, 2181037820, 3271556730, 3925868076, 4907335095, 6543113460, 9814670190, 19629340380]

約数ペア:

[(1, 19629340380), (2, 9814670190), (3, 6543113460), (4, 4907335095), (5, 3925868076), (6, 3271556730), (9, 2181037820), (10, 1962934038), (12, 1635778365), (13, 1509949260), (15, 1308622692), (18, 1090518910), (20, 981467019), (26, 754974630), (30, 654311346), (36, 545259455), (39, 503316420), (45, 436207564), (47, 417645540), (52, 377487315), (60, 327155673), (65, 301989852), (78, 251658210), (90, 218103782), (94, 208822770), (117, 167772140), (130, 150994926), (141, 139215180), (156, 125829105), (180, 109051891), (188, 104411385), (195, 100663284), (234, 83886070), (235, 83529108), (260, 75497463), (282, 69607590), (390, 50331642), (423, 46405060), (468, 41943035), (470, 41764554), (564, 34803795), (585, 33554428), (611, 32126580), (705, 27843036), (780, 25165821), (846, 23202530), (940, 20882277), (1170, 16777214), (1222, 16063290), (1410, 13921518), (1692, 11601265), (1833, 10708860), (2115, 9281012), (2340, 8388607), (2444, 8031645), (2820, 6960759), (3055, 6425316), (3666, 5354430), (4230, 4640506), (5499, 3569620), (6110, 3212658), (7332, 2677215), (8460, 2320253), (9165, 2141772), (10998, 1784810), (12220, 1606329), (18330, 1070886), (21996, 892405), (27495, 713924), (36660, 535443), (54990, 356962), (109980, 178481)]