247336680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1307}}^1$

素因数の和:1423

約数の個数: 128

約数和(自身を含む): 791078400

約数和(自身を除く): 543741720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 83, 95, 114, 120, 152, 166, 190, 228, 249, 285, 332, 380, 415, 456, 498, 570, 664, 760, 830, 996, 1140, 1245, 1307, 1577, 1660, 1992, 2280, 2490, 2614, 3154, 3320, 3921, 4731, 4980, 5228, 6308, 6535, 7842, 7885, 9462, 9960, 10456, 12616, 13070, 15684, 15770, 18924, 19605, 23655, 24833, 26140, 31368, 31540, 37848, 39210, 47310, 49666, 52280, 63080, 74499, 78420, 94620, 99332, 108481, 124165, 148998, 156840, 189240, 198664, 216962, 248330, 297996, 325443, 372495, 433924, 496660, 542405, 595992, 650886, 744990, 867848, 993320, 1084810, 1301772, 1489980, 1627215, 2061139, 2169620, 2603544, 2979960, 3254430, 4122278, 4339240, 6183417, 6508860, 8244556, 10305695, 12366834, 13017720, 16489112, 20611390, 24733668, 30917085, 41222780, 49467336, 61834170, 82445560, 123668340, 247336680]

約数ペア:

[(1, 247336680), (2, 123668340), (3, 82445560), (4, 61834170), (5, 49467336), (6, 41222780), (8, 30917085), (10, 24733668), (12, 20611390), (15, 16489112), (19, 13017720), (20, 12366834), (24, 10305695), (30, 8244556), (38, 6508860), (40, 6183417), (57, 4339240), (60, 4122278), (76, 3254430), (83, 2979960), (95, 2603544), (114, 2169620), (120, 2061139), (152, 1627215), (166, 1489980), (190, 1301772), (228, 1084810), (249, 993320), (285, 867848), (332, 744990), (380, 650886), (415, 595992), (456, 542405), (498, 496660), (570, 433924), (664, 372495), (760, 325443), (830, 297996), (996, 248330), (1140, 216962), (1245, 198664), (1307, 189240), (1577, 156840), (1660, 148998), (1992, 124165), (2280, 108481), (2490, 99332), (2614, 94620), (3154, 78420), (3320, 74499), (3921, 63080), (4731, 52280), (4980, 49666), (5228, 47310), (6308, 39210), (6535, 37848), (7842, 31540), (7885, 31368), (9462, 26140), (9960, 24833), (10456, 23655), (12616, 19605), (13070, 18924), (15684, 15770)]