127371204020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{241}}^1\times {\mathrm{1031}}^1$

素因数の和:1390

約数の個数: 144

約数和(自身を含む): 287741051136

約数和(自身を除く): 160369847116

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 241, 284, 355, 361, 380, 482, 710, 722, 964, 1031, 1205, 1349, 1420, 1444, 1805, 2062, 2410, 2698, 3610, 4124, 4579, 4820, 5155, 5396, 6745, 7220, 9158, 10310, 13490, 17111, 18316, 19589, 20620, 22895, 25631, 26980, 34222, 39178, 45790, 51262, 68444, 73201, 78356, 85555, 87001, 91580, 97945, 102524, 128155, 146402, 171110, 174002, 195890, 248471, 256310, 292804, 325109, 342220, 348004, 366005, 372191, 391780, 435005, 496942, 512620, 650218, 732010, 744382, 870010, 993884, 1242355, 1300436, 1390819, 1464020, 1488764, 1625545, 1740020, 1860955, 2484710, 2781638, 3251090, 3721910, 4720949, 4969420, 5563276, 6177071, 6502180, 6954095, 7443820, 9441898, 12354142, 13908190, 17641441, 18883796, 23604745, 24708284, 26425561, 27816380, 30885355, 35282882, 47209490, 52851122, 61770710, 70565764, 88207205, 89698031, 94418980, 105702244, 123541420, 132127805, 176414410, 179396062, 264255610, 335187379, 352828820, 358792124, 448490155, 528511220, 670374758, 896980310, 1340749516, 1675936895, 1793960620, 3351873790, 6368560201, 6703747580, 12737120402, 25474240804, 31842801005, 63685602010, 127371204020]

約数ペア:

[(1, 127371204020), (2, 63685602010), (4, 31842801005), (5, 25474240804), (10, 12737120402), (19, 6703747580), (20, 6368560201), (38, 3351873790), (71, 1793960620), (76, 1675936895), (95, 1340749516), (142, 896980310), (190, 670374758), (241, 528511220), (284, 448490155), (355, 358792124), (361, 352828820), (380, 335187379), (482, 264255610), (710, 179396062), (722, 176414410), (964, 132127805), (1031, 123541420), (1205, 105702244), (1349, 94418980), (1420, 89698031), (1444, 88207205), (1805, 70565764), (2062, 61770710), (2410, 52851122), (2698, 47209490), (3610, 35282882), (4124, 30885355), (4579, 27816380), (4820, 26425561), (5155, 24708284), (5396, 23604745), (6745, 18883796), (7220, 17641441), (9158, 13908190), (10310, 12354142), (13490, 9441898), (17111, 7443820), (18316, 6954095), (19589, 6502180), (20620, 6177071), (22895, 5563276), (25631, 4969420), (26980, 4720949), (34222, 3721910), (39178, 3251090), (45790, 2781638), (51262, 2484710), (68444, 1860955), (73201, 1740020), (78356, 1625545), (85555, 1488764), (87001, 1464020), (91580, 1390819), (97945, 1300436), (102524, 1242355), (128155, 993884), (146402, 870010), (171110, 744382), (174002, 732010), (195890, 650218), (248471, 512620), (256310, 496942), (292804, 435005), (325109, 391780), (342220, 372191), (348004, 366005)]