642760500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{19}}^2\times {\mathrm{1187}}^1$

素因数の和:1247

約数の個数: 144

約数和(自身を含む): 1977079104

約数和(自身を除く): 1334318604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 114, 125, 150, 190, 228, 250, 285, 300, 361, 375, 380, 475, 500, 570, 722, 750, 950, 1083, 1140, 1187, 1425, 1444, 1500, 1805, 1900, 2166, 2374, 2375, 2850, 3561, 3610, 4332, 4748, 4750, 5415, 5700, 5935, 7122, 7125, 7220, 9025, 9500, 10830, 11870, 14244, 14250, 17805, 18050, 21660, 22553, 23740, 27075, 28500, 29675, 35610, 36100, 45106, 45125, 54150, 59350, 67659, 71220, 89025, 90212, 90250, 108300, 112765, 118700, 135318, 135375, 148375, 178050, 180500, 225530, 270636, 270750, 296750, 338295, 356100, 428507, 445125, 451060, 541500, 563825, 593500, 676590, 857014, 890250, 1127650, 1285521, 1353180, 1691475, 1714028, 1780500, 2142535, 2255300, 2571042, 2819125, 3382950, 4285070, 5142084, 5638250, 6427605, 6765900, 8457375, 8570140, 10712675, 11276500, 12855210, 16914750, 21425350, 25710420, 32138025, 33829500, 42850700, 53563375, 64276050, 107126750, 128552100, 160690125, 214253500, 321380250, 642760500]

約数ペア:

[(1, 642760500), (2, 321380250), (3, 214253500), (4, 160690125), (5, 128552100), (6, 107126750), (10, 64276050), (12, 53563375), (15, 42850700), (19, 33829500), (20, 32138025), (25, 25710420), (30, 21425350), (38, 16914750), (50, 12855210), (57, 11276500), (60, 10712675), (75, 8570140), (76, 8457375), (95, 6765900), (100, 6427605), (114, 5638250), (125, 5142084), (150, 4285070), (190, 3382950), (228, 2819125), (250, 2571042), (285, 2255300), (300, 2142535), (361, 1780500), (375, 1714028), (380, 1691475), (475, 1353180), (500, 1285521), (570, 1127650), (722, 890250), (750, 857014), (950, 676590), (1083, 593500), (1140, 563825), (1187, 541500), (1425, 451060), (1444, 445125), (1500, 428507), (1805, 356100), (1900, 338295), (2166, 296750), (2374, 270750), (2375, 270636), (2850, 225530), (3561, 180500), (3610, 178050), (4332, 148375), (4748, 135375), (4750, 135318), (5415, 118700), (5700, 112765), (5935, 108300), (7122, 90250), (7125, 90212), (7220, 89025), (9025, 71220), (9500, 67659), (10830, 59350), (11870, 54150), (14244, 45125), (14250, 45106), (17805, 36100), (18050, 35610), (21660, 29675), (22553, 28500), (23740, 27075)]