209389500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:154

約数の個数: 288

約数和(自身を含む): 726835200

約数和(自身を除く): 517445700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 30, 31, 36, 38, 45, 50, 57, 60, 62, 75, 76, 79, 90, 93, 95, 100, 114, 124, 125, 150, 155, 158, 171, 180, 186, 190, 225, 228, 237, 250, 279, 285, 300, 310, 316, 342, 372, 375, 380, 395, 450, 465, 474, 475, 500, 558, 570, 589, 620, 684, 711, 750, 775, 790, 855, 900, 930, 948, 950, 1116, 1125, 1140, 1178, 1185, 1395, 1422, 1425, 1500, 1501, 1550, 1580, 1710, 1767, 1860, 1900, 1975, 2250, 2325, 2356, 2370, 2375, 2449, 2790, 2844, 2850, 2945, 3002, 3100, 3420, 3534, 3555, 3875, 3950, 4275, 4500, 4503, 4650, 4740, 4750, 4898, 5301, 5580, 5700, 5890, 5925, 6004, 6975, 7068, 7110, 7125, 7347, 7505, 7750, 7900, 8550, 8835, 9006, 9300, 9500, 9796, 9875, 10602, 11625, 11780, 11850, 12245, 13509, 13950, 14220, 14250, 14694, 14725, 15010, 15500, 17100, 17670, 17775, 18012, 19750, 21204, 21375, 22041, 22515, 23250, 23700, 24490, 26505, 27018, 27900, 28500, 29388, 29450, 29625, 30020, 34875, 35340, 35550, 36735, 37525, 39500, 42750, 44082, 44175, 45030, 46500, 46531, 48980, 53010, 54036, 58900, 59250, 61225, 67545, 69750, 71100, 73470, 73625, 75050, 85500, 88164, 88350, 88875, 90060, 93062, 106020, 110205, 112575, 118500, 122450, 132525, 135090, 139500, 139593, 146940, 147250, 150100, 176700, 177750, 183675, 186124, 187625, 220410, 220875, 225150, 232655, 244900, 265050, 270180, 279186, 294500, 306125, 337725, 355500, 367350, 375250, 418779, 440820, 441750, 450300, 465310, 530100, 551025, 558372, 562875, 612250, 662625, 675450, 697965, 734700, 750500, 837558, 883500, 918375, 930620, 1102050, 1125750, 1163275, 1224500, 1325250, 1350900, 1395930, 1675116, 1688625, 1836750, 2093895, 2204100, 2251500, 2326550, 2650500, 2755125, 2791860, 3377250, 3489825, 3673500, 4187790, 4653100, 5510250, 5816375, 6754500, 6979650, 8375580, 10469475, 11020500, 11632750, 13959300, 17449125, 20938950, 23265500, 34898250, 41877900, 52347375, 69796500, 104694750, 209389500]

約数ペア:

[(1, 209389500), (2, 104694750), (3, 69796500), (4, 52347375), (5, 41877900), (6, 34898250), (9, 23265500), (10, 20938950), (12, 17449125), (15, 13959300), (18, 11632750), (19, 11020500), (20, 10469475), (25, 8375580), (30, 6979650), (31, 6754500), (36, 5816375), (38, 5510250), (45, 4653100), (50, 4187790), (57, 3673500), (60, 3489825), (62, 3377250), (75, 2791860), (76, 2755125), (79, 2650500), (90, 2326550), (93, 2251500), (95, 2204100), (100, 2093895), (114, 1836750), (124, 1688625), (125, 1675116), (150, 1395930), (155, 1350900), (158, 1325250), (171, 1224500), (180, 1163275), (186, 1125750), (190, 1102050), (225, 930620), (228, 918375), (237, 883500), (250, 837558), (279, 750500), (285, 734700), (300, 697965), (310, 675450), (316, 662625), (342, 612250), (372, 562875), (375, 558372), (380, 551025), (395, 530100), (450, 465310), (465, 450300), (474, 441750), (475, 440820), (500, 418779), (558, 375250), (570, 367350), (589, 355500), (620, 337725), (684, 306125), (711, 294500), (750, 279186), (775, 270180), (790, 265050), (855, 244900), (900, 232655), (930, 225150), (948, 220875), (950, 220410), (1116, 187625), (1125, 186124), (1140, 183675), (1178, 177750), (1185, 176700), (1395, 150100), (1422, 147250), (1425, 146940), (1500, 139593), (1501, 139500), (1550, 135090), (1580, 132525), (1710, 122450), (1767, 118500), (1860, 112575), (1900, 110205), (1975, 106020), (2250, 93062), (2325, 90060), (2356, 88875), (2370, 88350), (2375, 88164), (2449, 85500), (2790, 75050), (2844, 73625), (2850, 73470), (2945, 71100), (3002, 69750), (3100, 67545), (3420, 61225), (3534, 59250), (3555, 58900), (3875, 54036), (3950, 53010), (4275, 48980), (4500, 46531), (4503, 46500), (4650, 45030), (4740, 44175), (4750, 44082), (4898, 42750), (5301, 39500), (5580, 37525), (5700, 36735), (5890, 35550), (5925, 35340), (6004, 34875), (6975, 30020), (7068, 29625), (7110, 29450), (7125, 29388), (7347, 28500), (7505, 27900), (7750, 27018), (7900, 26505), (8550, 24490), (8835, 23700), (9006, 23250), (9300, 22515), (9500, 22041), (9796, 21375), (9875, 21204), (10602, 19750), (11625, 18012), (11780, 17775), (11850, 17670), (12245, 17100), (13509, 15500), (13950, 15010), (14220, 14725), (14250, 14694)]