195280020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4909}}^1$

素因数の和:4954

約数の個数: 144

約数和(自身を含む): 675576720

約数和(自身を除く): 480296700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 663, 765, 780, 884, 1020, 1105, 1170, 1326, 1530, 1989, 2210, 2340, 2652, 3060, 3315, 3978, 4420, 4909, 6630, 7956, 9818, 9945, 13260, 14727, 19636, 19890, 24545, 29454, 39780, 44181, 49090, 58908, 63817, 73635, 83453, 88362, 98180, 127634, 147270, 166906, 176724, 191451, 220905, 250359, 255268, 294540, 319085, 333812, 382902, 417265, 441810, 500718, 574353, 638170, 751077, 765804, 834530, 883620, 957255, 1001436, 1084889, 1148706, 1251795, 1276340, 1502154, 1669060, 1914510, 2169778, 2297412, 2503590, 2871765, 3004308, 3254667, 3755385, 3829020, 4339556, 5007180, 5424445, 5743530, 6509334, 7510770, 9764001, 10848890, 11487060, 13018668, 15021540, 16273335, 19528002, 21697780, 32546670, 39056004, 48820005, 65093340, 97640010, 195280020]

約数ペア:

[(1, 195280020), (2, 97640010), (3, 65093340), (4, 48820005), (5, 39056004), (6, 32546670), (9, 21697780), (10, 19528002), (12, 16273335), (13, 15021540), (15, 13018668), (17, 11487060), (18, 10848890), (20, 9764001), (26, 7510770), (30, 6509334), (34, 5743530), (36, 5424445), (39, 5007180), (45, 4339556), (51, 3829020), (52, 3755385), (60, 3254667), (65, 3004308), (68, 2871765), (78, 2503590), (85, 2297412), (90, 2169778), (102, 1914510), (117, 1669060), (130, 1502154), (153, 1276340), (156, 1251795), (170, 1148706), (180, 1084889), (195, 1001436), (204, 957255), (221, 883620), (234, 834530), (255, 765804), (260, 751077), (306, 638170), (340, 574353), (390, 500718), (442, 441810), (468, 417265), (510, 382902), (585, 333812), (612, 319085), (663, 294540), (765, 255268), (780, 250359), (884, 220905), (1020, 191451), (1105, 176724), (1170, 166906), (1326, 147270), (1530, 127634), (1989, 98180), (2210, 88362), (2340, 83453), (2652, 73635), (3060, 63817), (3315, 58908), (3978, 49090), (4420, 44181), (4909, 39780), (6630, 29454), (7956, 24545), (9818, 19890), (9945, 19636), (13260, 14727)]