80474940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^3$

素因数の和:86

約数の個数: 288

約数和(自身を含む): 319213440

約数和(自身を除く): 238738500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 17, 18, 20, 21, 26, 28, 30, 34, 35, 36, 39, 42, 45, 51, 52, 60, 63, 65, 68, 70, 78, 84, 85, 90, 91, 102, 105, 117, 119, 126, 130, 140, 153, 156, 170, 180, 182, 195, 204, 210, 221, 234, 238, 252, 255, 260, 273, 289, 306, 315, 340, 357, 364, 390, 420, 442, 455, 468, 476, 510, 546, 578, 585, 595, 612, 630, 663, 714, 765, 780, 819, 867, 884, 910, 1020, 1071, 1092, 1105, 1156, 1170, 1190, 1260, 1326, 1365, 1428, 1445, 1530, 1547, 1638, 1734, 1785, 1820, 1989, 2023, 2142, 2210, 2340, 2380, 2601, 2652, 2730, 2890, 3060, 3094, 3276, 3315, 3468, 3570, 3757, 3978, 4046, 4095, 4284, 4335, 4420, 4641, 4913, 5202, 5355, 5460, 5780, 6069, 6188, 6630, 7140, 7514, 7735, 7956, 8092, 8190, 8670, 9282, 9826, 9945, 10115, 10404, 10710, 11271, 12138, 13005, 13260, 13923, 14739, 15028, 15470, 16380, 17340, 18207, 18564, 18785, 19652, 19890, 20230, 21420, 22542, 23205, 24276, 24565, 26010, 26299, 27846, 29478, 30345, 30940, 33813, 34391, 36414, 37570, 39780, 40460, 44217, 45084, 46410, 49130, 52020, 52598, 55692, 56355, 58956, 60690, 63869, 67626, 68782, 69615, 72828, 73695, 75140, 78897, 88434, 91035, 92820, 98260, 103173, 105196, 112710, 121380, 127738, 131495, 135252, 137564, 139230, 147390, 157794, 169065, 171955, 176868, 182070, 191607, 206346, 221085, 225420, 236691, 255476, 262990, 278460, 294780, 309519, 315588, 319345, 338130, 343910, 364140, 383214, 394485, 412692, 442170, 447083, 473382, 515865, 525980, 574821, 619038, 638690, 676260, 687820, 766428, 788970, 884340, 894166, 946764, 958035, 1031730, 1149642, 1183455, 1238076, 1277380, 1341249, 1547595, 1577940, 1788332, 1916070, 2063460, 2235415, 2299284, 2366910, 2682498, 2874105, 3095190, 3832140, 4023747, 4470830, 4733820, 5364996, 5748210, 6190380, 6706245, 8047494, 8941660, 11496420, 13412490, 16094988, 20118735, 26824980, 40237470, 80474940]

約数ペア:

[(1, 80474940), (2, 40237470), (3, 26824980), (4, 20118735), (5, 16094988), (6, 13412490), (7, 11496420), (9, 8941660), (10, 8047494), (12, 6706245), (13, 6190380), (14, 5748210), (15, 5364996), (17, 4733820), (18, 4470830), (20, 4023747), (21, 3832140), (26, 3095190), (28, 2874105), (30, 2682498), (34, 2366910), (35, 2299284), (36, 2235415), (39, 2063460), (42, 1916070), (45, 1788332), (51, 1577940), (52, 1547595), (60, 1341249), (63, 1277380), (65, 1238076), (68, 1183455), (70, 1149642), (78, 1031730), (84, 958035), (85, 946764), (90, 894166), (91, 884340), (102, 788970), (105, 766428), (117, 687820), (119, 676260), (126, 638690), (130, 619038), (140, 574821), (153, 525980), (156, 515865), (170, 473382), (180, 447083), (182, 442170), (195, 412692), (204, 394485), (210, 383214), (221, 364140), (234, 343910), (238, 338130), (252, 319345), (255, 315588), (260, 309519), (273, 294780), (289, 278460), (306, 262990), (315, 255476), (340, 236691), (357, 225420), (364, 221085), (390, 206346), (420, 191607), (442, 182070), (455, 176868), (468, 171955), (476, 169065), (510, 157794), (546, 147390), (578, 139230), (585, 137564), (595, 135252), (612, 131495), (630, 127738), (663, 121380), (714, 112710), (765, 105196), (780, 103173), (819, 98260), (867, 92820), (884, 91035), (910, 88434), (1020, 78897), (1071, 75140), (1092, 73695), (1105, 72828), (1156, 69615), (1170, 68782), (1190, 67626), (1260, 63869), (1326, 60690), (1365, 58956), (1428, 56355), (1445, 55692), (1530, 52598), (1547, 52020), (1638, 49130), (1734, 46410), (1785, 45084), (1820, 44217), (1989, 40460), (2023, 39780), (2142, 37570), (2210, 36414), (2340, 34391), (2380, 33813), (2601, 30940), (2652, 30345), (2730, 29478), (2890, 27846), (3060, 26299), (3094, 26010), (3276, 24565), (3315, 24276), (3468, 23205), (3570, 22542), (3757, 21420), (3978, 20230), (4046, 19890), (4095, 19652), (4284, 18785), (4335, 18564), (4420, 18207), (4641, 17340), (4913, 16380), (5202, 15470), (5355, 15028), (5460, 14739), (5780, 13923), (6069, 13260), (6188, 13005), (6630, 12138), (7140, 11271), (7514, 10710), (7735, 10404), (7956, 10115), (8092, 9945), (8190, 9826), (8670, 9282)]