19151550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:155

約数の個数: 144

約数和(自身を含む): 57973968

約数和(自身を除く): 38822418

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 30, 33, 45, 50, 53, 55, 66, 73, 75, 90, 99, 106, 110, 146, 150, 159, 165, 198, 219, 225, 265, 275, 318, 330, 365, 438, 450, 477, 495, 530, 550, 583, 657, 730, 795, 803, 825, 954, 990, 1095, 1166, 1314, 1325, 1590, 1606, 1650, 1749, 1825, 2190, 2385, 2409, 2475, 2650, 2915, 3285, 3498, 3650, 3869, 3975, 4015, 4770, 4818, 4950, 5247, 5475, 5830, 6570, 7227, 7738, 7950, 8030, 8745, 10494, 10950, 11607, 11925, 12045, 14454, 14575, 16425, 17490, 19345, 20075, 23214, 23850, 24090, 26235, 29150, 32850, 34821, 36135, 38690, 40150, 42559, 43725, 52470, 58035, 60225, 69642, 72270, 85118, 87450, 96725, 116070, 120450, 127677, 131175, 174105, 180675, 193450, 212795, 255354, 262350, 290175, 348210, 361350, 383031, 425590, 580350, 638385, 766062, 870525, 1063975, 1276770, 1741050, 1915155, 2127950, 3191925, 3830310, 6383850, 9575775, 19151550]

約数ペア:

[(1, 19151550), (2, 9575775), (3, 6383850), (5, 3830310), (6, 3191925), (9, 2127950), (10, 1915155), (11, 1741050), (15, 1276770), (18, 1063975), (22, 870525), (25, 766062), (30, 638385), (33, 580350), (45, 425590), (50, 383031), (53, 361350), (55, 348210), (66, 290175), (73, 262350), (75, 255354), (90, 212795), (99, 193450), (106, 180675), (110, 174105), (146, 131175), (150, 127677), (159, 120450), (165, 116070), (198, 96725), (219, 87450), (225, 85118), (265, 72270), (275, 69642), (318, 60225), (330, 58035), (365, 52470), (438, 43725), (450, 42559), (477, 40150), (495, 38690), (530, 36135), (550, 34821), (583, 32850), (657, 29150), (730, 26235), (795, 24090), (803, 23850), (825, 23214), (954, 20075), (990, 19345), (1095, 17490), (1166, 16425), (1314, 14575), (1325, 14454), (1590, 12045), (1606, 11925), (1650, 11607), (1749, 10950), (1825, 10494), (2190, 8745), (2385, 8030), (2409, 7950), (2475, 7738), (2650, 7227), (2915, 6570), (3285, 5830), (3498, 5475), (3650, 5247), (3869, 4950), (3975, 4818), (4015, 4770)]