1230394500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{71}}^1\times {\mathrm{3851}}^1$

素因数の和:3947

約数の個数: 144

約数和(自身を含む): 3937175424

約数和(自身を除く): 2706780924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 71, 75, 90, 100, 125, 142, 150, 180, 213, 225, 250, 284, 300, 355, 375, 426, 450, 500, 639, 710, 750, 852, 900, 1065, 1125, 1278, 1420, 1500, 1775, 2130, 2250, 2556, 3195, 3550, 3851, 4260, 4500, 5325, 6390, 7100, 7702, 8875, 10650, 11553, 12780, 15404, 15975, 17750, 19255, 21300, 23106, 26625, 31950, 34659, 35500, 38510, 46212, 53250, 57765, 63900, 69318, 77020, 79875, 96275, 106500, 115530, 138636, 159750, 173295, 192550, 231060, 273421, 288825, 319500, 346590, 385100, 481375, 546842, 577650, 693180, 820263, 866475, 962750, 1093684, 1155300, 1367105, 1444125, 1640526, 1732950, 1925500, 2460789, 2734210, 2888250, 3281052, 3465900, 4101315, 4332375, 4921578, 5468420, 5776500, 6835525, 8202630, 8664750, 9843156, 12303945, 13671050, 16405260, 17329500, 20506575, 24607890, 27342100, 34177625, 41013150, 49215780, 61519725, 68355250, 82026300, 102532875, 123039450, 136710500, 205065750, 246078900, 307598625, 410131500, 615197250, 1230394500]

約数ペア:

[(1, 1230394500), (2, 615197250), (3, 410131500), (4, 307598625), (5, 246078900), (6, 205065750), (9, 136710500), (10, 123039450), (12, 102532875), (15, 82026300), (18, 68355250), (20, 61519725), (25, 49215780), (30, 41013150), (36, 34177625), (45, 27342100), (50, 24607890), (60, 20506575), (71, 17329500), (75, 16405260), (90, 13671050), (100, 12303945), (125, 9843156), (142, 8664750), (150, 8202630), (180, 6835525), (213, 5776500), (225, 5468420), (250, 4921578), (284, 4332375), (300, 4101315), (355, 3465900), (375, 3281052), (426, 2888250), (450, 2734210), (500, 2460789), (639, 1925500), (710, 1732950), (750, 1640526), (852, 1444125), (900, 1367105), (1065, 1155300), (1125, 1093684), (1278, 962750), (1420, 866475), (1500, 820263), (1775, 693180), (2130, 577650), (2250, 546842), (2556, 481375), (3195, 385100), (3550, 346590), (3851, 319500), (4260, 288825), (4500, 273421), (5325, 231060), (6390, 192550), (7100, 173295), (7702, 159750), (8875, 138636), (10650, 115530), (11553, 106500), (12780, 96275), (15404, 79875), (15975, 77020), (17750, 69318), (19255, 63900), (21300, 57765), (23106, 53250), (26625, 46212), (31950, 38510), (34659, 35500)]